{"id":3370,"date":"2024-07-01T12:41:52","date_gmt":"2024-07-01T09:11:52","guid":{"rendered":"https:\/\/www.arra.ir\/blog\/blog\/"},"modified":"2024-11-16T15:19:45","modified_gmt":"2024-11-16T11:49:45","slug":"blog","status":"publish","type":"page","link":"https:\/\/www.arra.ir\/blog\/en\/","title":{"rendered":"blog"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"3370\" class=\"elementor elementor-3370 elementor-3043\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8e9138b bg-blog e-flex e-con-boxed e-con e-parent\" data-id=\"8e9138b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-79a2362 e-flex e-con-boxed e-con e-child\" data-id=\"79a2362\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-80cd1ce e-flex e-con-boxed e-con e-child\" data-id=\"80cd1ce\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-252665b elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-card-shadow-yes elementor-posts__hover-gradient load-more-align-center elementor-widget elementor-widget-posts\" data-id=\"252665b\" data-element_type=\"widget\" data-settings=\"{&quot;pagination_type&quot;:&quot;load_more_on_click&quot;,&quot;cards_columns&quot;:&quot;3&quot;,&quot;cards_columns_tablet&quot;:&quot;2&quot;,&quot;cards_columns_mobile&quot;:&quot;1&quot;,&quot;cards_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:35,&quot;sizes&quot;:[]},&quot;cards_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;cards_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;load_more_spinner&quot;:{&quot;value&quot;:&quot;fas fa-spinner&quot;,&quot;library&quot;:&quot;fa-solid&quot;}}\" data-widget_type=\"posts.cards\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<link rel=\"stylesheet\" href=\"https:\/\/www.arra.ir\/blog\/wp-content\/plugins\/elementor-pro\/assets\/css\/widget-posts-rtl.min.css\">\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-cards elementor-grid\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3538 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-silica-and-what-are-its-uses-in-industery\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-300x225.webp\" class=\"attachment-medium size-medium wp-image-3160\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-300x225.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-1024x768.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-768x576.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-463x348.webp 463w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-640x480.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-400x300.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-367x275.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-200x150.webp 200w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-silica-and-what-are-its-uses-in-industery\/\" >\n\t\t\t\tWhat is silica and what are its uses in industery ?\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Silica or silicon dioxide with the chemical formula SiO2 is a mineral that is mostly found in the form of sand or quartz. This substance<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-silica-and-what-are-its-uses-in-industery\/\" aria-label=\"Read more about What is silica and what are its uses in industery ?\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3537 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-iron-ore-and-what-are-its-uses\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-300x225.webp\" class=\"attachment-medium size-medium wp-image-3165\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-300x225.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-1024x768.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-768x576.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-463x348.webp 463w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-640x480.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-400x300.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-367x275.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-200x150.webp 200w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-iron-ore-and-what-are-its-uses\/\" >\n\t\t\t\tWhat is iron ore and what are its uses ?\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Perhaps one of the most important and widely used elements in nature which is readily available to us is iron. Iron has long been one<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-iron-ore-and-what-are-its-uses\/\" aria-label=\"Read more about What is iron ore and what are its uses ?\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3536 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-are-the-industrial-uses-of-aluminum\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-300x200.webp\" class=\"attachment-medium size-medium wp-image-3174\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/al-rolls-2.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/what-are-the-industrial-uses-of-aluminum\/\" >\n\t\t\t\tWhat are the industrial uses of aluminum ?\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Aluminum is one of the most widely used industrial and commercial metals. Aluminum is usually extracted from bauxite, which is a mineral found in the<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-are-the-industrial-uses-of-aluminum\/\" aria-label=\"Read more about What are the industrial uses of aluminum ?\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3535 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/copper-copper-mining-and-its-applications-in-industries\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-300x200.webp\" class=\"attachment-medium size-medium wp-image-3177\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/copper-header.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/copper-copper-mining-and-its-applications-in-industries\/\" >\n\t\t\t\tCopper, copper mining and its applications in industries\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Today, life without copper is unimaginable. Not only copper has a very special function in life, but this valuable metal has been used by humans<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/copper-copper-mining-and-its-applications-in-industries\/\" aria-label=\"Read more about Copper, copper mining and its applications in industries\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3534 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/lime-and-its-applications-in-industries\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-300x200.webp\" class=\"attachment-medium size-medium wp-image-3182\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/hydrated-lime-plaster.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/lime-and-its-applications-in-industries\/\" >\n\t\t\t\tLime and its applications in industries\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Lime is one of the minerals that the general public is less familiar with and rarely sees its traces in their lives. But lime is<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/lime-and-its-applications-in-industries\/\" aria-label=\"Read more about Lime and its applications in industries\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3530 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/lead-metal-and-its-industrial-applications\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-300x200.webp\" class=\"attachment-medium size-medium wp-image-3186\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/lead-metal.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/lead-metal-and-its-industrial-applications\/\" >\n\t\t\t\tLead metal and its industrial applications\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Lead is a soft metal that has a very high density, lead is usually known as a heavy metal. Lead with an atomic number of<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/lead-metal-and-its-industrial-applications\/\" aria-label=\"Read more about Lead metal and its industrial applications\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3529 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/zinc-extraction-and-its-applications-in-industry\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-300x200.webp\" class=\"attachment-medium size-medium wp-image-3190\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/zinc-header.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/zinc-extraction-and-its-applications-in-industry\/\" >\n\t\t\t\tZinc extraction and its applications in industry\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Zinc is a metal that is generally used to galvanize other metals in order to protect them. This action prevents the metal from rusting. One<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/zinc-extraction-and-its-applications-in-industry\/\" aria-label=\"Read more about Zinc extraction and its applications in industry\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3528 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/silver-silver-mining-and-its-industrial-and-commercial-applications\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-300x200.webp\" class=\"attachment-medium size-medium wp-image-3196\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/silver-header.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/silver-silver-mining-and-its-industrial-and-commercial-applications\/\" >\n\t\t\t\tSilver, silver mining and its industrial and commercial applications\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Silver is a beautiful and precious metal. Silver is one of the most conductive metals. In addition to being an excellent conductor of electricity, silver<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/silver-silver-mining-and-its-industrial-and-commercial-applications\/\" aria-label=\"Read more about Silver, silver mining and its industrial and commercial applications\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3519 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/building-materials-and-their-uses\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-300x200.webp\" class=\"attachment-medium size-medium wp-image-3199\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/best-materials-to-build-a-house-header.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/building-materials-and-their-uses\/\" >\n\t\t\t\tBuilding materials and their uses\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>\u201cBuilding materials\u201d refer to any materials that are used in building and other structures. After the cave-dwelling period, man has always been trying to build<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/building-materials-and-their-uses\/\" aria-label=\"Read more about Building materials and their uses\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3518 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/brick-and-its-applications-in-the-construction-industry\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-300x200.webp\" class=\"attachment-medium size-medium wp-image-3205\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/brick-header.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/brick-and-its-applications-in-the-construction-industry\/\" >\n\t\t\t\tBrick and its applications in the construction industry\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Brick is definitely one of the oldest materials that is artificially made by humans and used in building. At first, bricks were usually made of<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/brick-and-its-applications-in-the-construction-industry\/\" aria-label=\"Read more about Brick and its applications in the construction industry\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3517 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/how-is-paint-made\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-300x200.webp\" class=\"attachment-medium size-medium wp-image-3209\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/paint-header.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/how-is-paint-made\/\" >\n\t\t\t\t?How is paint made\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>When we start painting our room with a brush or roller, maybe the question of how the paint is made is the last thing that<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/how-is-paint-made\/\" aria-label=\"Read more about ?How is paint made\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3516 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/nickel-and-its-applications-in-industry\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-300x200.webp\" class=\"attachment-medium size-medium wp-image-3215\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-300x200.webp 300w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-1024x683.webp 1024w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-768x512.webp 768w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-640x427.webp 640w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-400x267.webp 400w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore-367x245.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/04\/nickel-ore.webp 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/nickel-and-its-applications-in-industry\/\" >\n\t\t\t\tNickel and its applications in industry\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Nickel is a metal with atomic number 28, whose name comes from the German language. In German, it is called Saint Nicolas Copper. Nickel was<\/p>\n\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-post__read-more-wrapper\">\n\t\t\n\t\t<a class=\"elementor-post__read-more\" href=\"https:\/\/www.arra.ir\/blog\/en\/nickel-and-its-applications-in-industry\/\" aria-label=\"Read more about Nickel and its applications in industry\" tabindex=\"-1\" >\n\t\t\tRead More\t\t<\/a>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\t\t\t<span class=\"e-load-more-spinner\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-spinner\"><\/i>\t\t\t<\/span>\n\t\t\n\t\t\t\t<div class=\"e-load-more-anchor\" data-page=\"1\" data-max-page=\"2\" data-next-page=\"https:\/\/www.arra.ir\/blog\/en\/wp-json\/wp\/v2\/pages\/3370\/page\/2\/\"><\/div>\n\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"#\" class=\"elementor-button-link elementor-button\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span 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status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-silica-and-what-are-its-uses-in-industery\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-150x150.webp\" class=\"attachment-thumbnail size-thumbnail wp-image-3160\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-150x150.webp 150w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-560x560.webp 560w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-367x367.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/feature-silica-sand-85x85.webp 85w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-silica-and-what-are-its-uses-in-industery\/\" >\n\t\t\t\tWhat is silica and what are its uses in industery ?\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\tJuly 1, 2024\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-3537 post type-post status-publish format-standard has-post-thumbnail hentry category-articles\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-iron-ore-and-what-are-its-uses\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-150x150.webp\" class=\"attachment-thumbnail size-thumbnail wp-image-3165\" alt=\"\" srcset=\"https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-150x150.webp 150w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-560x560.webp 560w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-367x367.webp 367w, https:\/\/www.arra.ir\/blog\/wp-content\/uploads\/2024\/03\/iron-ore-feature-85x85.webp 85w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/www.arra.ir\/blog\/en\/what-is-iron-ore-and-what-are-its-uses\/\" >\n\t\t\t\tWhat is iron ore and what are its uses ?\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\tJuly 1, 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