{"id":74688,"date":"2026-03-02T11:15:42","date_gmt":"2026-03-02T05:45:42","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=74688"},"modified":"2026-03-02T12:21:38","modified_gmt":"2026-03-02T06:51:38","slug":"sulphur-dioxide","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/sulphur-dioxide\/","title":{"rendered":"Sulphur Dioxide"},"content":{"rendered":"<h2><b>Sulphur Dioxide Latest News<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Recently, it was observed that India still has no national standards for sulphur dioxide (SO2) emissions from steel-producing facilities like sinter plants, mill zones, despite their being recognised as SO2 emission sources.<\/span><\/p>\n<h2><b>About Sulphur Dioxide<\/b><\/h2>\n<ul>\n<li><span style=\"font-weight: 400;\">It is a <\/span><b>colorless gas with a pungent odor<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li aria-level=\"1\"><b>Properties of Sulphur Dioxide<\/b>\n<ul>\n<li><span style=\"font-weight: 400;\">It is a <\/span><b>liquid when under pressure<\/b><span style=\"font-weight: 400;\">, and it dissolves in water very easily.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">It has a pungent, irritating odor, familiar as the smell of a just-struck match.<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Applications:<\/b><span style=\"font-weight: 400;\"> It is used to <\/span><b>manufacture chemicals<\/b><span style=\"font-weight: 400;\">, in paper pulping, in metal and food processing.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Impacts of Sulphur Dioxide:<\/b><span style=\"font-weight: 400;\"> It is harmful for human health, environment and climate.<\/span><\/li>\n<\/ul>\n<h2><b>Occurrence of Sulphur Dioxide<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sulfur dioxide in the air comes mainly from activities such as <\/span><b>the burning of coal and<\/b><span style=\"font-weight: 400;\"> oil at power plants or from copper smelting.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">It is usually prepared industrially by the burning in air or oxygen of sulfur or such compounds of sulfur as iron pyrite or copper pyrite.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">In nature, sulfur dioxide <\/span><b>can be released<\/b><span style=\"font-weight: 400;\"> to the air from <\/span><b><a href=\"https:\/\/vajiramandravi.com\/current-affairs\/volcanism\/\" target=\"_blank\">volcanic eruptions<\/a>.<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">The largest source of SO2 in the atmosphere is the burning of fossil fuels by <\/span><b>power plants and other industrial facilities<\/b><\/li>\n<\/ul>\n<p><b>Source: <\/b><strong><a href=\"https:\/\/www.downtoearth.org.in\/energy\/india-still-lacks-national-so2-emission-standards-for-various-steel-plant-stacks-compromising-child-health-and-the-economy-crea\" target=\"_blank\" rel=\"nofollow noopener\">DTE<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sulphur Dioxide is a colorless gas with a pungent odor. Read more about Sulphur Dioxide, Properties, Occurrence, Applications, Latest News.<\/p>\n","protected":false},"author":24,"featured_media":90710,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[3842],"class_list":{"0":"post-74688","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"tag-sulphur-dioxide","9":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/74688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/24"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=74688"}],"version-history":[{"count":4,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/74688\/revisions"}],"predecessor-version":[{"id":90725,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/74688\/revisions\/90725"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/90710"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=74688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=74688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=74688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}