{"id":227,"date":"2014-02-04T17:06:18","date_gmt":"2014-02-04T17:06:18","guid":{"rendered":"http:\/\/blocs.xtec.cat\/escolalespalmeres\/?p=227"},"modified":"2014-02-04T17:06:18","modified_gmt":"2014-02-04T17:06:18","slug":"taller-de-sabo-amb-oli-reciclat","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/cicle-superior\/taller-de-sabo-amb-oli-reciclat\/","title":{"rendered":"TALLER D&#8217;ELABORACI\u00d3 DE SAB\u00d3 AMB OLI RECICLAT"},"content":{"rendered":"<p>Amb motiu del taller de reciclatge d&#8217;oli dom\u00e8stic, els alumnes de 6\u00e8 hem visitat novament Ecometr\u00f2poli, al recinte de Torribera.<br \/>\nHem portat oli usat de les nostres cases i l&#8217;hem transformat en sab\u00f3. D&#8217;aqu\u00ed a un mes ja el podrem utilitzar.<\/p>\n<p><object width=\"600\" height=\"400\" classid=\"clsid:d27cdb6e-ae6d-11cf-96b8-444553540000\" codebase=\"http:\/\/download.macromedia.com\/pub\/shockwave\/cabs\/flash\/swflash.cab#version=6,0,40,0\"><param name=\"src\" value=\"https:\/\/static.googleusercontent.com\/external_content\/picasaweb.googleusercontent.com\/slideshow.swf\" \/><param name=\"flashvars\" value=\"host=picasaweb.google.com&amp;hl=en_US&amp;feat=flashalbum&amp;RGB=0x000000&amp;feed=https%3A%2F%2Fpicasaweb.google.com%2Fdata%2Ffeed%2Fapi%2Fuser%2F114803243995143334323%2Falbumid%2F5976588352996913889%3Falt%3Drss%26kind%3Dphoto%26authkey%3DGv1sRgCN3Ju5Cx9Kf1hQE%26hl%3Den_US\" \/><param name=\"pluginspage\" value=\"http:\/\/www.macromedia.com\/go\/getflashplayer\" \/><embed width=\"600\" height=\"400\" type=\"application\/x-shockwave-flash\" src=\"https:\/\/static.googleusercontent.com\/external_content\/picasaweb.googleusercontent.com\/slideshow.swf\" flashvars=\"host=picasaweb.google.com&amp;hl=en_US&amp;feat=flashalbum&amp;RGB=0x000000&amp;feed=https%3A%2F%2Fpicasaweb.google.com%2Fdata%2Ffeed%2Fapi%2Fuser%2F114803243995143334323%2Falbumid%2F5976588352996913889%3Falt%3Drss%26kind%3Dphoto%26authkey%3DGv1sRgCN3Ju5Cx9Kf1hQE%26hl%3Den_US\" pluginspage=\"http:\/\/www.macromedia.com\/go\/getflashplayer\" \/><\/object><\/p>\n<p><span style=\"text-decoration: underline;\"><strong><span style=\"color: #008000; text-decoration: underline;\">Instruccions per fer el sab\u00f3<\/span><\/strong><\/span><\/p>\n<p>El sab\u00f3 es produeix gr\u00e0cies a una reacci\u00f3 qu\u00edmica que es dona al barrejar l\u2019oli amb sosa c\u00e0ustica i que s\u2019anomena reacci\u00f3 de saponificaci\u00f3.<\/p>\n<p><em> Ingredients i materials necessaris<\/em><\/p>\n<ul>\n<li>500 ml d&#8217;oli d&#8217;oliva.<\/li>\n<li>500 ml d&#8217;aigua.<\/li>\n<li>85 g de sosa c\u00e0ustica.<\/li>\n<li>Un recipient de pl\u00e0stic per desfer la sosa.<\/li>\n<li>Recipients de pl\u00e0stic que facin de motllo.<\/li>\n<li>Esp\u00e0tula de fusta o de pl\u00e0stic per remenar la barreja.<\/li>\n<li>Guants de pl\u00e0stic o de goma.<\/li>\n<li>Term\u00f2metre de l\u00edquids per controlar la temperatura.<\/li>\n<li>Fog\u00f3.<\/li>\n<li>Balan\u00e7a.<\/li>\n<\/ul>\n<p><em>Elaboraci\u00f3<\/em><\/p>\n<ol>\n<li>Mesurem l\u2019oli, el filtrem amb un colador de cot\u00f3 i el posem a escalfar lentament controlant la temperatura fins que arribi a uns 40 \u00baC.<\/li>\n<li>Dissolem la sosa amb l&#8217;aigua dins del recipient de pl\u00e0stic. (S\u2019ha de fer en un lloc ventilat i amb les mans protegides pels guants, no feu servir recipients ni utensilis d\u2019alumini). Remeneu a poc a poc vigilant que no us esquitxi el l\u00edquid: cal anar amb compte ja que la temperatura de la barreja va pujant fins els 80\u00baC mentre es desf\u00e0 la sosa.<\/li>\n<li>Un cop ben dissolta, deixar-la refredar fins a uns 40 \u00baC (la mateixa temperatura que l\u2019oli, facilitant aix\u00ed la reacci\u00f3 de saponificaci\u00f3).<\/li>\n<li>Tot seguit hem d\u2019abocar-hi l\u2019oli lentament i anar removent sempre en el mateix sentit, fins que es faci una massa m\u00e9s densa i homog\u00e8nia.<\/li>\n<li>Aboqueu la massa obtinguda al motlle de manera que es distribueixi per tot el recipient.<\/li>\n<li>Deixeu reposar el sab\u00f3 unes hores fins que estigui dur. El sab\u00f3 comen\u00e7a a quallar entre\u00a0 les 24 i les 48 hores; despr\u00e9s, si l&#8217;heu fet en un recipient gran, el podeu tallar a la mida que vulgueu amb un\u00a0 ganivet.<\/li>\n<li>Per fer-lo servir l\u2019hem de deixar reposar un mes aproximadament.<\/li>\n<\/ol>\n<p><span style=\"text-decoration: underline;\"><strong><span style=\"color: #008000; text-decoration: underline;\">Climate change in animation<\/span><\/strong><\/span><\/p>\n<p>Durant la visita tamb\u00e9 hem vist un curtmetratge sobre els efectes\u00a0del canvi clim\u00e0tic i de la mala gesti\u00f3 dels recursos.<br \/>\nUs deixem l&#8217;enlla\u00e7, mireu, mireu&#8230;<\/p>\n<p>[youtube]http:\/\/www.youtube.com\/watch?v=r6uMUJfYiM4[\/youtube]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amb motiu del taller de reciclatge d&#8217;oli dom\u00e8stic, els alumnes de 6\u00e8 hem visitat novament Ecometr\u00f2poli, al recinte de Torribera. Hem portat oli usat de les nostres cases i l&#8217;hem transformat en sab\u00f3. D&#8217;aqu\u00ed a un mes ja el podrem utilitzar. Instruccions per fer el sab\u00f3 El sab\u00f3 es produeix gr\u00e0cies a una reacci\u00f3 qu\u00edmica [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[61],"tags":[],"class_list":["post-227","post","type-post","status-publish","format-standard","hentry","category-cicle-superior"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/posts\/227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/comments?post=227"}],"version-history":[{"count":0,"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/posts\/227\/revisions"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/media?parent=227"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/categories?post=227"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceip-lespalmeres\/wp-json\/wp\/v2\/tags?post=227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}