{"id":14246,"date":"2023-05-31T13:29:19","date_gmt":"2023-05-31T11:29:19","guid":{"rendered":"https:\/\/chesse.org\/vihrea-kemia\/mita-on-vihrea-kemia\/"},"modified":"2025-06-17T22:26:15","modified_gmt":"2025-06-17T20:26:15","slug":"mita-on-vihrea-kemia","status":"publish","type":"page","link":"https:\/\/chesse.org\/fi\/vihrea-kemia\/mita-on-vihrea-kemia\/","title":{"rendered":"Mit\u00e4 on vihre\u00e4 kemia?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"14246\" class=\"elementor elementor-14246 elementor-9158\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5278eec elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5278eec\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2c6b074\" data-id=\"2c6b074\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3c4ffe1 standfirst elementor-widget elementor-widget-text-editor\" data-id=\"3c4ffe1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Vihre\u00e4n kemian 12 periaatetta tarjoaa puitteet kest\u00e4v\u00e4mm\u00e4lle ja ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisemm\u00e4lle kemialle.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-745b79b elementor-toc--content-ellipsis elementor-toc--minimized-on-none elementor-widget elementor-widget-table-of-contents\" data-id=\"745b79b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:&quot;.noTOC&quot;,&quot;marker_view&quot;:&quot;bullets&quot;,&quot;minimized_on&quot;:&quot;none&quot;,&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;icon&quot;:{&quot;value&quot;:&quot;fas fa-circle&quot;,&quot;library&quot;:&quot;fa-solid&quot;},&quot;minimize_box&quot;:&quot;yes&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<div class=\"elementor-toc__header-title\">\n\t\t\t\tSis\u00e4llys\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__745b79b\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__745b79b\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__745b79b\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-08cb767 elementor-widget elementor-widget-text-editor\" data-id=\"08cb767\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Mit\u00e4 on vihre\u00e4 kemia?<\/h2><p><em>Vihre\u00e4n kemian<\/em> k\u00e4site kehitettiin 1990-luvun alussa k\u00e4sittelem\u00e4\u00e4n kemiallisten tuotteiden ja prosessien suunnittelua vaarallisten aineiden k\u00e4yt\u00f6n ja syntymisen v\u00e4hent\u00e4miseksi tai poistamiseksi. Ajatukseen kuuluvat my\u00f6s j\u00e4tteen syntymisen ehk\u00e4isy, energians\u00e4\u00e4st\u00f6 ja elinkaarin\u00e4k\u00f6kohdat, kuten uusiutuvien raaka-aineiden k\u00e4ytt\u00f6, tuotteen hajoamisen huomioon ottaminen suunnittelussa jne. <\/p><p>Vaikka mik\u00e4\u00e4n kemiallinen prosessi ei voi olla t\u00e4ysin vihre\u00e4, kemiallisten tuotteiden ja prosessien suunnittelun, kehitt\u00e4misen ja toteutuksen kokonaisvaikutusta voidaan v\u00e4hent\u00e4\u00e4 soveltamalla niin sanottuja vihre\u00e4n kemian 12 periaatetta. Anastas ja Warner esitteliv\u00e4t n\u00e4m\u00e4 kirjassaan &#8221;Green Chemistry: Theory and Practice&#8221; vuonna 1998, ja loivat viitekehyksen kest\u00e4v\u00e4lle ja ymp\u00e4rist\u00f6vastuulliselle kemialle. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-45254f6 elementor-widget elementor-widget-text-editor\" data-id=\"45254f6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Vihre\u00e4n kemian 12 periaatetta<\/h2>\n<div class=\"GCP-waste-prevention\">\n<h3>1. J\u00e4tteiden synnyn ehk\u00e4isy<\/h3>\nK\u00e4sitelt\u00e4v\u00e4n j\u00e4tteen synnyn est\u00e4minen on paras tapa v\u00e4ltt\u00e4\u00e4 j\u00e4tteiden k\u00e4sittelyyn ja siivoamiseen liittyv\u00e4t haitat.\n\n<\/div>\n<div class=\"GCP-atom-economy\">\n<h3>2. Atomiekonomia<\/h3>\nSynteesiprosessit suunnitellaan siten, ett\u00e4 niiss\u00e4 hy\u00f6dynnet\u00e4\u00e4n mahdollisimman suuri osuus l\u00e4ht\u00f6aineista.\n\n<\/div>\n<div class=\"GCP-less-hazardous-chemical-synthesis\">\n<h3>3. Vaarattomat kemialliset synteesit<\/h3>\nKemialliset prosessit suunnitellaan niin, ett\u00e4 k\u00e4ytetyt l\u00e4ht\u00f6aineet tai tuotteet eiv\u00e4t ole haitallisia ihmisille tai ymp\u00e4rist\u00f6lle.\n\n<\/div>\n<div class=\"GCP-designing-safer-chemicals\">\n<h3>4. Turvallisten kemikaalien suunnittelu<\/h3>\nTuotetut kemikaalit ovat tehokkaita, mutta mahdollisimman v\u00e4h\u00e4n myrkyllisi\u00e4 ja haitallisia ihmisille ja ymp\u00e4rist\u00f6lle.\n\n<\/div>\n<div class=\"GCP-safer-solvents-and-auxiliaries\">\n<h3>5. Turvallisten liuottimien k\u00e4ytt\u00f6 ja apuyhdisteiden k\u00e4yt\u00f6n v\u00e4ltt\u00e4minen<\/h3>\nK\u00e4ytet\u00e4\u00e4n prosesseja, joissa ei tarvita liuottimia, erottimia tai muita apuyhdisteit\u00e4. Mik\u00e4li k\u00e4ytt\u00f6 on v\u00e4ltt\u00e4m\u00e4t\u00f6nt\u00e4, k\u00e4ytet\u00e4\u00e4n mahdollisimman turvallisia vaihtoehtoja.\n\n<\/div>\n<div class=\"GCP-design-for-energy-efficiency\">\n<h3>6. Energian k\u00e4yt\u00f6n minimoiminen<\/h3>\nHuomioidaan energian k\u00e4ytt\u00f6 kemiallisia prosesseja kehitett\u00e4ess\u00e4 pyrkimyksen\u00e4 minimoida energiatuotannon taloudelliset ja ymp\u00e4rist\u00f6vaikutukset. Jos se on mahdollista, toteutetaan reaktiot huoneenl\u00e4mm\u00f6ss\u00e4 ja normaali-ilmanpaineessa. \n\n<\/div>\n<div class=\"GCP-use-of-renewable-feedstock\">\n<h3>7. Uusiutuvien l\u00e4ht\u00f6aineiden k\u00e4ytt\u00f6<\/h3>\nKemiallisissa prosesseissa k\u00e4ytet\u00e4\u00e4n uusiutuvia l\u00e4ht\u00f6aineita ja v\u00e4ltet\u00e4\u00e4n uusiutumattomien l\u00e4ht\u00f6aineiden k\u00e4ytt\u00f6\u00e4.\n\n<\/div>\n<div class=\"GCP-reduce-derivatives\">\n<h3>8. Tarpeettoman johdosten muodostumisen v\u00e4ltt\u00e4minen<\/h3>\nSynteesiprosesseissa v\u00e4ltet\u00e4\u00e4n tarpeettomien esto- ja suoraryhmien k\u00e4ytt\u00f6\u00e4, sill\u00e4 ne lis\u00e4\u00e4v\u00e4t reagenssien m\u00e4\u00e4r\u00e4\u00e4 ja tuottavat usein enemm\u00e4n j\u00e4tett\u00e4.\n\n<\/div>\n<div class=\"GCP-catalysis\">\n<h3>9. Katalyyttien k\u00e4yt\u00f6n suosiminen<\/h3>\nMinimoidaan j\u00e4tteen synty k\u00e4ytt\u00e4m\u00e4ll\u00e4 katalyytteja, jotka maksimoivat l\u00e4ht\u00f6aineiden hy\u00f6dynt\u00e4misen.\n\n<\/div>\n<div class=\"GCP-design-for-degradation\">\n<h3>10. Tuotteiden hajoaminen elinkaaren lopussa<\/h3>\nKemiallisten prosessien tuotteet suunnitellaan siten, ett\u00e4 ne hajoavat vaarattomiksi yhdisteiksi k\u00e4yt\u00f6n j\u00e4lkeen ja eiv\u00e4t kerry ymp\u00e4rist\u00f6\u00f6n.\n\n<\/div>\n<div class=\"GCP-real-time-analysis-for-pollution-prevention\">\n<h3>11. Prosessien reaaliaikainen seuranta ja ohjaus<\/h3>\nProsesseja seurataan ja ohjataan reaaliaikaisesti, jotta haitallisia sivutuotteita syntyy mahdollisimman v\u00e4h\u00e4n tai ei laisinkaan.\n\n<\/div><div class=\"GCP-inherently-safer-chemistry-for-accident-prevention\">\n<h3>12. Onnettomuuksien mahdollisuuden minimointi<\/h3>\nKemikaalit ja niiden olomuodot suunnitellaan siten, ett\u00e4 niiden aiheuttama onnettomuusriski on mahdollisimman pieni. Kemikaalien k\u00e4sittelyyn liittyvi\u00e4 onnettomuuksia ovat esimerkiksi r\u00e4j\u00e4hdykset, tulipalot, ymp\u00e4rist\u00f6vahingot ja ihmisille aiheutuvat haitat.\n\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Vihre\u00e4n kemian 12 periaatetta tarjoaa puitteet kest\u00e4v\u00e4mm\u00e4lle ja ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisemm\u00e4lle kemialle. Sis\u00e4llys Mit\u00e4 on vihre\u00e4 kemia? Vihre\u00e4n kemian k\u00e4site kehitettiin 1990-luvun alussa k\u00e4sittelem\u00e4\u00e4n kemiallisten tuotteiden ja prosessien suunnittelua vaarallisten aineiden k\u00e4yt\u00f6n ja syntymisen v\u00e4hent\u00e4miseksi tai poistamiseksi. Ajatukseen kuuluvat my\u00f6s j\u00e4tteen syntymisen ehk\u00e4isy, energians\u00e4\u00e4st\u00f6 ja elinkaarin\u00e4k\u00f6kohdat, kuten uusiutuvien raaka-aineiden k\u00e4ytt\u00f6, tuotteen hajoamisen huomioon ottaminen suunnittelussa jne. Vaikka &hellip; <a href=\"https:\/\/chesse.org\/fi\/vihrea-kemia\/mita-on-vihrea-kemia\/\" class=\"more-link\">Jatka lukemista <span class=\"screen-reader-text\">Mit\u00e4 on vihre\u00e4 kemia?<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":43,"featured_media":0,"parent":12384,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-14246","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Mit\u00e4 on vihre\u00e4 kemia? &#8211; Chemical Safety in Science Education<\/title>\n<meta name=\"description\" content=\"Vihre\u00e4n kemian 12 periaatetta tarjoaa puitteet kest\u00e4v\u00e4mm\u00e4lle ja ymp\u00e4rist\u00f6yst\u00e4v\u00e4llisemm\u00e4lle kemialle.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/chesse.org\/fi\/vihrea-kemia\/mita-on-vihrea-kemia\/\" \/>\n<meta property=\"og:locale\" content=\"fi_FI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mit\u00e4 on vihre\u00e4 kemia? 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