{"id":1286,"date":"2024-10-22T10:08:12","date_gmt":"2024-10-22T10:08:12","guid":{"rendered":"https:\/\/nepsi.leidardev.com\/\/\/?post_type=lesson&#038;p=1286"},"modified":"2025-08-04T10:33:10","modified_gmt":"2025-08-04T10:33:10","slug":"chapter-2-factors-that-influence-rcs-generation-and-exposure-1-1","status":"publish","type":"lesson","link":"https:\/\/training.nepsi.eu\/fi\/lesson\/control-of-silica-dust-in-specific-activities\/chapter-2-factors-that-influence-rcs-generation-and-exposure-1-1\/","title":{"rendered":"Kappale 2 \u2013 Tekij\u00e4t, jotka vaikuttavat hengitett\u00e4v\u00e4n kiteisen piidioksidin syntyyn ja sille altistumiseen"},"content":{"rendered":"<div class=\"wp-block-c83-section uk-section uk-background-norepeat\">\n<div class=\"wp-block-c83-container uk-container\">\n<h1 class=\"wp-block-c83-post-title uk-text-left uk-heading-custom\">Kappale 2 \u2013 Tekij\u00e4t, jotka vaikuttavat hengitett\u00e4v\u00e4n kiteisen piidioksidin syntyyn ja sille altistumiseen<\/h1>\n\n\n\n<p class=\"wp-block-c83-text uk-text-large uk-text-left uk-text-custom\">Korkean energian kuivat prosessit luovat yleens\u00e4 eniten p\u00f6ly\u00e4. N\u00e4ihin sis\u00e4ltyv\u00e4t rajoittumatta poraaminen, jauhaminen, sekoittaminen, murskaaminen, pussittaminen ja joukkok\u00e4sittely. Lis\u00e4\u00e4 tietoa erityisist\u00e4 teollisista prosesseista saa yksityiskohtaisista NEPSI-teht\u00e4v\u00e4arkeista!<\/p>\n\n\n\n<p class=\"wp-block-c83-text uk-text-large uk-text-left uk-text-custom\">Napsauta kutakin kuvaa l\u00f6yt\u00e4\u00e4ksesi muut kriittisen t\u00e4rke\u00e4t tekij\u00e4t.<\/p>\n\n\n\n<p class=\"wp-block-c83-text uk-text-large uk-text-left uk-text-custom\"><strong>Kun olet lukenut ne, napsauta \u201dSEURAAVA\u201d siirty\u00e4ksesi eteenp\u00e4in!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-c83-vspace c83-vspace-small\"><\/div>\n\n\n\n<div class=\"wp-block-c83-grid uk-grid uk-grid-column-medium uk-grid-row-medium  uk-child-width-1-1@s uk-child-width-1-2@l\" uk-grid=\"masonry: false; parallax: 0; parallaxStart: 0; parallaxEnd: 0; parallaxJustify: false;\">\n<div class=\"wp-block-c83-grid-item\">\n<div class=\"wp-block-c83-quiz-reveal-card uk-flex uk-flex-left uk-flex-top uk-flex-wrap uk-flex-column\" id=\"my-modal-1\"><div class=\"uk-height-small uk-background-center-center uk-background-muted-background-darkest uk-background-blend-multiply uk-width-1-1 uk-background-cover uk-background-norepeat uk-flex uk-flex-middle uk-flex-center uk-flex-top uk-flex-wrap uk-flex-column uk-padding\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/Crystal.jpg)\"><button type=\"button\" data-uk-toggle=\"target: #my-modal-1-modal; animation: uk-animation-scale-up\" data-uk-marker=\"true\"><\/button><h4 class=\"uk-text-white uk-text-large uk-text-bold uk-margin-top uk-margin-remove-bottom uk-text-center\">K\u00e4sitelt\u00e4v\u00e4n materiaalin kiteisen piidioksidin sis\u00e4lt\u00f6<\/h4><\/div><div id=\"my-modal-1-modal\" class=\"wp-block-c83-quiz-reveal-card__modal uk-modal-full\" uk-modal=\"esc-close: true; bg-close: true; stack: false;\"><div class=\"uk-modal-dialog uk-modal-body uk-background-muted-background-darkest uk-height-1-1 uk-flex uk-flex-column uk-flex-middle uk-flex-center\"><button class=\"uk-modal-close uk-close-large uk-button uk-button-default uk-position-absolute uk-position-large uk-position-top-right uk-padding-small\" type=\"button\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 20 20\"><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"1\" y1=\"1\" x2=\"19\" y2=\"19\"><\/line><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"19\" y1=\"1\" x2=\"1\" y2=\"19\"><\/line><\/svg><\/button><div class=\"uk-flex uk-flex-column uk-flex-row@m uk-flex-left uk-flex-middle uk-width-4-5\"><div class=\"uk-background-center-center uk-height-small uk-width-1-1 uk-width-1-3@m uk-height-1-1 uk-background-cover uk-background-norepeat\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/Crystal.jpg)\"><\/div><div class=\"uk-width-1-1 uk-width-2-3@m\"><h3 class=\"uk-margin-remove-top uk-text-white\">K\u00e4sitelt\u00e4v\u00e4n materiaalin kiteisen piidioksidin sis\u00e4lt\u00f6<\/h3><p class=\"uk-margin-remove uk-text-white\">Sis\u00e4lt\u00f6 voi vaihdella v\u00e4lill\u00e4 nollasta l\u00e4hes sataan, joten on olennaisen t\u00e4rke\u00e4\u00e4 tiet\u00e4\u00e4, mik\u00e4 vapaana olevan kiteisen piidioksidin osuus on ty\u00f6st\u00e4m\u00e4ss\u00e4si mineraalissa. Voit l\u00f6yt\u00e4\u00e4 tarkat prosentit hyvien k\u00e4yt\u00e4nt\u00f6jen NEPSI-oppaasta tai materiaalin toimittajien tarjoamista teknisist\u00e4 tiedoista. Jos olet asiasta ep\u00e4varma, kysy n\u00e4ilt\u00e4.<\/p><\/div><\/div><\/div><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-c83-grid-item\">\n<div class=\"wp-block-c83-quiz-reveal-card uk-flex uk-flex-left uk-flex-top uk-flex-wrap uk-flex-column\" id=\"my-modal-2\"><div class=\"uk-height-small uk-background-center-center uk-background-muted-background-darkest uk-background-blend-multiply uk-width-1-1 uk-background-cover uk-background-norepeat uk-flex uk-flex-middle uk-flex-center uk-flex-top uk-flex-wrap uk-flex-column uk-padding\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/NEPSI-Dust-fractions-graphic-v2.jpg)\"><button type=\"button\" data-uk-toggle=\"target: #my-modal-2-modal; animation: uk-animation-scale-up\" data-uk-marker=\"true\"><\/button><h4 class=\"uk-text-white uk-text-large uk-text-bold uk-margin-top uk-margin-remove-bottom uk-text-center\">K\u00e4sitelt\u00e4v\u00e4n materiaalin hienojakoisuus<\/h4><\/div><div id=\"my-modal-2-modal\" class=\"wp-block-c83-quiz-reveal-card__modal uk-modal-full\" uk-modal=\"esc-close: true; bg-close: true; stack: false;\"><div class=\"uk-modal-dialog uk-modal-body uk-background-muted-background-darkest uk-height-1-1 uk-flex uk-flex-column uk-flex-middle uk-flex-center\"><button class=\"uk-modal-close uk-close-large uk-button uk-button-default uk-position-absolute uk-position-large uk-position-top-right uk-padding-small\" type=\"button\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 20 20\"><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"1\" y1=\"1\" x2=\"19\" y2=\"19\"><\/line><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"19\" y1=\"1\" x2=\"1\" y2=\"19\"><\/line><\/svg><\/button><div class=\"uk-flex uk-flex-column uk-flex-row@m uk-flex-left uk-flex-middle uk-width-4-5\"><div class=\"uk-background-center-center uk-height-small uk-width-1-1 uk-width-1-3@m uk-height-1-1 uk-background-cover uk-background-norepeat\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/NEPSI-Dust-fractions-graphic-v2.jpg)\"><\/div><div class=\"uk-width-1-1 uk-width-2-3@m\"><h3 class=\"uk-margin-remove-top uk-text-white\">K\u00e4sitelt\u00e4v\u00e4n materiaalin hienojakoisuus<\/h3><p class=\"uk-margin-remove uk-text-white\">P\u00f6lyn kanssa ty\u00f6skennelless\u00e4si tulee ottaa huomioon kolme jaetta: hengittyv\u00e4, keuhko- ja alveolijae. Kiteisen piidioksidin kanssa toimiessasi t\u00e4rkein on alveolijae sen mahdollisten terveysvaikutusten takia. Ty\u00f6st\u00e4m\u00e4st\u00e4si materiaalista riippuen hiukkaskoko voi vaihdella merkitt\u00e4v\u00e4sti. Raaka-aineissa, jotka ovat hienojakoisia jauheita, voi olla jo alveolijakeen hiukkasia. Muut raaka-aineet voivat olla alussa melko karkeita mutta muuttua hienojakoisemmiksi korkeaenergisiss\u00e4 teollisissa prosesseissa.<\/p><\/div><\/div><\/div><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-c83-grid-item\">\n<div class=\"wp-block-c83-quiz-reveal-card uk-flex uk-flex-left uk-flex-top uk-flex-wrap uk-flex-column\" id=\"my-modal-3\"><div class=\"uk-height-small uk-background-center-center uk-background-muted-background-darkest uk-background-blend-multiply uk-width-1-1 uk-background-cover uk-background-norepeat uk-flex uk-flex-middle uk-flex-center uk-flex-top uk-flex-wrap uk-flex-column uk-padding\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/Sand-collage-v2-scaled.jpg)\"><button type=\"button\" data-uk-toggle=\"target: #my-modal-3-modal; animation: uk-animation-scale-up\" data-uk-marker=\"true\"><\/button><h4 class=\"uk-text-white uk-text-large uk-text-bold uk-margin-top uk-margin-remove-bottom uk-text-center\">K\u00e4sitelt\u00e4v\u00e4n materiaalin kosteussis\u00e4lt\u00f6<\/h4><\/div><div id=\"my-modal-3-modal\" class=\"wp-block-c83-quiz-reveal-card__modal uk-modal-full\" uk-modal=\"esc-close: true; bg-close: true; stack: false;\"><div class=\"uk-modal-dialog uk-modal-body uk-background-muted-background-darkest uk-height-1-1 uk-flex uk-flex-column uk-flex-middle uk-flex-center\"><button class=\"uk-modal-close uk-close-large uk-button uk-button-default uk-position-absolute uk-position-large uk-position-top-right uk-padding-small\" type=\"button\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 20 20\"><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"1\" y1=\"1\" x2=\"19\" y2=\"19\"><\/line><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"19\" y1=\"1\" x2=\"1\" y2=\"19\"><\/line><\/svg><\/button><div class=\"uk-flex uk-flex-column uk-flex-row@m uk-flex-left uk-flex-middle uk-width-4-5\"><div class=\"uk-background-center-center uk-height-small uk-width-1-1 uk-width-1-3@m uk-height-1-1 uk-background-cover uk-background-norepeat\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/Sand-collage-v2-scaled.jpg)\"><\/div><div class=\"uk-width-1-1 uk-width-2-3@m\"><h3 class=\"uk-margin-remove-top uk-text-white\">K\u00e4sitelt\u00e4v\u00e4n materiaalin kosteussis\u00e4lt\u00f6<\/h3><p class=\"uk-margin-remove uk-text-white\">Materiaalin kosteussis\u00e4lt\u00f6 ilmaistaan yleens\u00e4 painoprosenttina. Vesi auttaa pit\u00e4m\u00e4\u00e4n p\u00f6lyn kurissa, joten materiaalit, joiden kosteussis\u00e4lt\u00f6 on korkeampi, aiheuttavat yleens\u00e4 k\u00e4sitelt\u00e4ess\u00e4 ja k\u00e4ytett\u00e4ess\u00e4 v\u00e4hemm\u00e4n p\u00f6ly\u00e4. Korkean kosteuspitoisuuden raaka-aineet saattavat kuivua teollisissa prosesseissamme k\u00e4sittelyn ja k\u00e4yt\u00f6n aikana, mik\u00e4 tekee niist\u00e4 p\u00f6ly\u00e4 enemm\u00e4n aiheuttavia.<\/p><\/div><\/div><\/div><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-c83-grid-item\">\n<div class=\"wp-block-c83-quiz-reveal-card uk-flex uk-flex-left uk-flex-top uk-flex-wrap uk-flex-column\" id=\"my-modal-4\"><div class=\"uk-height-small uk-background-center-center uk-background-muted-background-darkest uk-background-blend-multiply uk-width-1-1 uk-background-cover uk-background-norepeat uk-flex uk-flex-middle uk-flex-center uk-flex-top uk-flex-wrap uk-flex-column uk-padding\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/Lungs.jpg)\"><button type=\"button\" data-uk-toggle=\"target: #my-modal-4-modal; animation: uk-animation-scale-up\" data-uk-marker=\"true\"><\/button><h4 class=\"uk-text-white uk-text-large uk-text-bold uk-margin-top uk-margin-remove-bottom uk-text-center\">Korkealle p\u00f6lytasolle altistumisen vaikutuksen kesto<\/h4><\/div><div id=\"my-modal-4-modal\" class=\"wp-block-c83-quiz-reveal-card__modal uk-modal-full\" uk-modal=\"esc-close: true; bg-close: true; stack: false;\"><div class=\"uk-modal-dialog uk-modal-body uk-background-muted-background-darkest uk-height-1-1 uk-flex uk-flex-column uk-flex-middle uk-flex-center\"><button class=\"uk-modal-close uk-close-large uk-button uk-button-default uk-position-absolute uk-position-large uk-position-top-right uk-padding-small\" type=\"button\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 20 20\"><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"1\" y1=\"1\" x2=\"19\" y2=\"19\"><\/line><line fill=\"none\" stroke=\"#000\" stroke-width=\"1.4\" x1=\"19\" y1=\"1\" x2=\"1\" y2=\"19\"><\/line><\/svg><\/button><div class=\"uk-flex uk-flex-column uk-flex-row@m uk-flex-left uk-flex-middle uk-width-4-5\"><div class=\"uk-background-center-center uk-height-small uk-width-1-1 uk-width-1-3@m uk-height-1-1 uk-background-cover uk-background-norepeat\" style=\"background-image:url(https:\/\/training.nepsi.eu\/wp-content\/uploads\/2024\/10\/Lungs.jpg)\"><\/div><div class=\"uk-width-1-1 uk-width-2-3@m\"><h3 class=\"uk-margin-remove-top uk-text-white\">Korkealle p\u00f6lytasolle altistumisen vaikutuksen kesto<\/h3><p class=\"uk-margin-remove uk-text-white\">Suurille p\u00f6lym\u00e4\u00e4rille altistuminen kuitenkin vaikeuttaa alveolijakeen p\u00f6lyn poistumista keuhkoista, mik\u00e4 voi johtaa peruuttamattomiin terveysvaikutuksiin.<\/p><\/div><\/div><\/div><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-c83-vspace c83-vspace-small\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-c83-text uk-text-left\"><\/p>","protected":false},"parent":329,"menu_order":8,"template":"","course":[11],"label":[19],"class_list":["post-1286","lesson","type-lesson","status-publish","hentry","course-control-silica-dust-in-specific-activities","label-lesson"],"_links":{"self":[{"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/lesson\/1286","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/lesson"}],"about":[{"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/types\/lesson"}],"version-history":[{"count":0,"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/lesson\/1286\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/lesson\/329"}],"wp:attachment":[{"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/media?parent=1286"}],"wp:term":[{"taxonomy":"course","embeddable":true,"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/course?post=1286"},{"taxonomy":"label","embeddable":true,"href":"https:\/\/training.nepsi.eu\/fi\/wp-json\/wp\/v2\/label?post=1286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}