{"id":46,"date":"2019-09-10T14:00:21","date_gmt":"2019-09-10T12:00:21","guid":{"rendered":"https:\/\/www.siliceysalud.es\/?page_id=46"},"modified":"2021-01-15T08:27:05","modified_gmt":"2021-01-15T07:27:05","slug":"fracciones","status":"publish","type":"page","link":"https:\/\/www.siliceysalud.es\/index.php\/el-polvo-y-la-scr\/la-silice\/fracciones\/","title":{"rendered":"Fracciones"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-1\"><p style=\"text-align: justify;\"><span style=\"font-size: 14pt; font-family: helvetica, arial, sans-serif;\">Cuando se inhala el polvo, los puntos de sedimentaci\u00f3n en el sistema respiratorio humano depende de la gama de tama\u00f1os de part\u00edculas presentes en \u00e9l, pudiendo separarlo en fracciones, quedando representadas en la ilustraci\u00f3n siguiente.<\/span><\/p>\n<\/div><div class=\"fusion-image-element fusion-image-align-center in-legacy-container\" style=\"text-align:center;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><div class=\"imageframe-align-center\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"223\" height=\"275\" title=\"Fraccion 1\" src=\"https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2021\/01\/Fraccion-1.jpg\" alt class=\"img-responsive wp-image-2981\" srcset=\"https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2021\/01\/Fraccion-1-200x247.jpg 200w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2021\/01\/Fraccion-1.jpg 223w\" sizes=\"(max-width: 800px) 100vw, 223px\" \/><\/span><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-2\"><p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">De manera m\u00e1s concreta y considerando la norma <a href=\"https:\/\/www.une.org\/encuentra-tu-norma\/busca-tu-norma\/norma\/?c=N0008765\" target=\"_blank\" rel=\"noopener noreferrer\">UNE-EN 481<\/a> (<span style=\"background-color: rgba(255, 255, 255, 0); color: var(--body_typography-color); font-style: var(--body_typography-font-style,normal); font-weight: var(--body_typography-font-weight); letter-spacing: var(--body_typography-letter-spacing);\">Atm\u00f3sferas en los puestos de trabajo. Definici\u00f3n de las fracciones por el tama\u00f1o de las part\u00edculas para la medici\u00f3n de aerosoles)<\/span><span style=\"background-color: rgba(255, 255, 255, 0); color: var(--body_typography-color); font-style: var(--body_typography-font-style,normal); font-weight: var(--body_typography-font-weight); letter-spacing: var(--body_typography-letter-spacing);\">, se debe de considerar:<\/span><\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Fracci\u00f3n Inhalable<\/strong>: Es la fracci\u00f3n m\u00e1sica del aerosol total que se inhala a trav\u00e9s de la nariz y la boca durante la respiraci\u00f3n y que, por lo tanto, puede depositarse en cualquier parte del tracto respiratorio.<\/span><\/li>\n<\/ul>\n<ul style=\"text-align: justify;\">\n<li><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Fracci\u00f3n Tor\u00e1cica<\/strong>: La fracci\u00f3n m\u00e1sica de las part\u00edculas inhaladas que penetran m\u00e1s all\u00e1 de la laringe.<\/span><\/li>\n<\/ul>\n<ul style=\"text-align: justify;\">\n<li><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><strong>Fracci\u00f3n Respirable<\/strong>: fracci\u00f3n m\u00e1sica de las part\u00edculas inhaladas que penetran en las v\u00edas respiratorias no ciliadas.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">El gr\u00e1fico siguiente muestra la probabilidad de que una part\u00edcula de un di\u00e1metro aerodin\u00e1mico espec\u00edfico penetre en las diferentes partes del sistema respiratorio humano.<\/span><\/p>\n<\/div><div class=\"fusion-image-element fusion-image-align-center in-legacy-container\" style=\"text-align:center;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><div class=\"imageframe-align-center\"><span class=\" fusion-imageframe imageframe-none imageframe-2 hover-type-none\"><img decoding=\"async\" width=\"800\" height=\"527\" title=\"convenio\" src=\"https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio-800x527.png\" alt class=\"img-responsive wp-image-1700\" srcset=\"https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio-200x132.png 200w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio-400x263.png 400w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio-600x395.png 600w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio-800x527.png 800w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio-1200x790.png 1200w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/convenio.png 1336w\" sizes=\"(max-width: 800px) 100vw, 1200px\" \/><\/span><\/div><\/div><div class=\"fusion-text fusion-text-3\"><p><span style=\"background-color: rgba(255, 255, 255, 0); color: var(--body_typography-color); font-family: helvetica, arial, sans-serif; font-size: 14pt; font-style: var(--body_typography-font-style,normal); font-weight: var(--body_typography-font-weight); letter-spacing: var(--body_typography-letter-spacing);\">\u00a0<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"background-color: rgba(255, 255, 255, 0); color: var(--body_typography-color); font-family: helvetica, arial, sans-serif; font-size: 14pt; font-style: var(--body_typography-font-style,normal); font-weight: var(--body_typography-font-weight); letter-spacing: var(--body_typography-letter-spacing);\">Por ejemplo, seg\u00fan el convenio sobre polvo respirable, existe un 50% de posibilidades (o una probabilidad del 0,5) de que una part\u00edcula de 4 \u03bcm de di\u00e1metro aerodin\u00e1mico penetre en la regi\u00f3n alveolar pulmonar. As\u00ed como tambi\u00e9n existe un 30% de posibilidades (probabilidad del 0,3) de que una part\u00edcula de 5 \u03bcm de di\u00e1metro aerodin\u00e1mico penetre en esta regi\u00f3n del pulm\u00f3n.<\/span><\/p>\n<\/div><div class=\"fusion-image-element fusion-image-align-center in-legacy-container\" style=\"text-align:center;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><div class=\"imageframe-align-center\"><span class=\" fusion-imageframe imageframe-none imageframe-3 hover-type-none\"><img decoding=\"async\" width=\"800\" height=\"271\" title=\"Fracccion 3\" src=\"https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/Fracccion-3-1-800x271.png\" alt class=\"img-responsive wp-image-638\" srcset=\"https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/Fracccion-3-1-200x68.png 200w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/Fracccion-3-1-400x135.png 400w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/Fracccion-3-1-600x203.png 600w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/Fracccion-3-1-800x271.png 800w, https:\/\/www.siliceysalud.es\/wp-content\/uploads\/2019\/10\/Fracccion-3-1.png 886w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/span><\/div><\/div><div class=\"fusion-text fusion-text-4\"><p style=\"text-align: justify;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\">En este sentido, cabe indicar la importancia que tiene el tama\u00f1o de la part\u00edcula, debiendo de tenerse en cuenta que es posible encontrar part\u00edculas que puedan alcanzar los alveolos pulmonares tanto en el \u00e1mbito laboral como en el medio ambiente, tal y como queda representado en la ilustraci\u00f3n anterior.<\/span><\/p>\n<\/div><div class=\"fusion-text fusion-text-5\"><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-6\"><table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 2.39808%; text-align: right;\"><span style=\"font-family: helvetica, arial, sans-serif; font-size: 14pt;\"><i class=\"fb-icon-element-1 fb-icon-element fontawesome-icon fa-angle-double-right fas circle-yes fusion-text-flow\" style=\"--awb-circlecolor:#00098b;--awb-circlecolor-hover:#00098b;--awb-circlebordercolor:#6caae4;--awb-circlebordercolor-hover:#6caae4;--awb-circlebordersize:1px;--awb-font-size:17.6px;--awb-width:35.2px;--awb-height:35.2px;--awb-line-height:33.2px;--awb-margin-right:10px;\"><\/i><\/span><\/td>\n<td style=\"width: 97.6019%;\"><span style=\"font-size: 12pt;\"><a href=\"https:\/\/www.siliceysalud.es\/index.php\/el-polvo-y-la-scr\/la-silice\/comportamiento-de-las-particulas-en-el-cuerpo\/\"><strong><span style=\"font-family: helvetica, arial, sans-serif;\">Sigue leyendo sobre el comportamiento de las part\u00edculas en el cuerpo<\/span><\/strong><\/a><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":30,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"class_list":["post-46","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/pages\/46","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/comments?post=46"}],"version-history":[{"count":30,"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/pages\/46\/revisions"}],"predecessor-version":[{"id":2982,"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/pages\/46\/revisions\/2982"}],"up":[{"embeddable":true,"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/pages\/30"}],"wp:attachment":[{"href":"https:\/\/www.siliceysalud.es\/index.php\/wp-json\/wp\/v2\/media?parent=46"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}