{"id":6786,"date":"2014-12-08T23:00:00","date_gmt":"2014-12-08T22:00:00","guid":{"rendered":"https:\/\/www.hotfiredoor.com\/blog\/que-es-y-como-funciona-el-fuego\/"},"modified":"2023-04-19T16:28:08","modified_gmt":"2023-04-19T14:28:08","slug":"que-es-i-com-funciona-el-foc","status":"publish","type":"post","link":"https:\/\/www.hotfiredoor.com\/ca\/blog\/que-es-i-com-funciona-el-foc\/","title":{"rendered":"Qu\u00e8 \u00e9s i com funciona el foc"},"content":{"rendered":"<p><strong>Qu\u00e8 \u00e9s i com funciona el foc,<\/strong> des d\u00b4un punt estrictament qu\u00edmic, un fenomen d\u00b4\u00f2xid-reducci\u00f3, on l\u00b4element oxidant \u00e9s l\u00b4oxigen, com en qualsevol proc\u00e9s de combusti\u00f3. Per\u00f2 des d&#8217;un punt de vista qualitatiu, hi ha foc quan aquest fenomen de combusti\u00f3 produeix un alliberament de llum i calor de tal intensitat, perqu\u00e8 per la percepci\u00f3 dels nostres sentits diem estar davant la pres\u00e8ncia d&#8217;un fenomen \u00fanic: el <strong>foc<\/strong>.<\/p>\n<p>Per tenir una noci\u00f3 clara del que seria el foc i com funciona, \u00e9s b\u00e0sic <strong>parlar de la combusti\u00f3.<\/strong> Una acci\u00f3 qu\u00edmica d&#8217;all\u00f2 m\u00e9s freq\u00fcent a la nostra vida quotidiana que es produeix constantment al nostre voltant. En termes senzills per saber com funciona el foc, <strong>una combusti\u00f3 \u00e9s la combinaci\u00f3 d&#8217;un cos amb l&#8217;oxigen ambiental en un proc\u00e9s qu\u00edmic anomenat oxidaci\u00f3.<\/strong><\/p>\n<p>&nbsp;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contenidos:<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a12b15ab6e84\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a12b15ab6e84\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.hotfiredoor.com\/ca\/blog\/que-es-i-com-funciona-el-foc\/#Historia_descobriment_i_manteniment_del_foc\" >Hist\u00f2ria, descobriment i manteniment del foc<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.hotfiredoor.com\/ca\/blog\/que-es-i-com-funciona-el-foc\/#El_descobriment_del_foc\" >El descobriment del foc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.hotfiredoor.com\/ca\/blog\/que-es-i-com-funciona-el-foc\/#El_domini_del_foc\" >El domini del foc<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.hotfiredoor.com\/ca\/blog\/que-es-i-com-funciona-el-foc\/#Manteniment_i_usos_del_foc\" >Manteniment i usos del foc<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.hotfiredoor.com\/ca\/blog\/que-es-i-com-funciona-el-foc\/#Accessoris_i_artefactes_per_controlar-lo\" >Accessoris i artefactes per controlar-lo<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Historia_descobriment_i_manteniment_del_foc\"><\/span>Hist\u00f2ria, descobriment i manteniment del foc<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Per dir-ho amb paraules m\u00e9s atraients, el foc \u00e9s l&#8217;alliberament de llum i calor nascut d&#8217;aquest proc\u00e9s de combusti\u00f3. De tal magnitud per als nostres sentits, que t\u00e9 una import\u00e0ncia vital en diferents aspectes de la nostra exist\u00e8ncia i que tamb\u00e9 forma part per a la nostra seguretat.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"El_descobriment_del_foc\"><\/span>El descobriment del foc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">El <strong>descobriment del foc<\/strong> \u00e9s un dels fets m\u00e9s importants en la hist\u00f2ria de la humanitat, ja que ens ha perm\u00e8s evolucionar fins al que avui som i desenvolupar la nostra intel\u00b7lig\u00e8ncia.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2838 size-full aligncenter\" src=\"https:\/\/www.hotfiredoor.com\/wp-content\/uploads\/2014\/12\/que-es-el-fuego-y-como-funciona-2.jpg\" alt=\"com funciona el foc\" width=\"900\" height=\"600\" srcset=\"https:\/\/www.hotfiredoor.com\/wp-content\/uploads\/2014\/12\/que-es-el-fuego-y-como-funciona-2.jpg 900w, https:\/\/www.hotfiredoor.com\/wp-content\/uploads\/2014\/12\/que-es-el-fuego-y-como-funciona-2-300x200.jpg 300w, https:\/\/www.hotfiredoor.com\/wp-content\/uploads\/2014\/12\/que-es-el-fuego-y-como-funciona-2-768x512.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"El_domini_del_foc\"><\/span>El domini del foc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">El domini del foc ha produ\u00eft que l&#8217;home no depengui de les causes naturals per poder usar-lo i aprofitar-lo per a benefici personal. El coneixement del foc ha fet que sigui un dels grans aliats per a la humanitat per protegir-se de climes inh\u00f2spits i de situacions complicades. En definitiva, el foc ha fet evolucionar l&#8217;home i convertir-lo en all\u00f2 que \u00e9s.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Manteniment_i_usos_del_foc\"><\/span>Manteniment i usos del foc<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"text-align: justify;\">Per\u00f2 no cal oblidar que l&#8217;\u00fas del foc en el passat de l&#8217;home es basava principalment a mantenir-se calents, cuinar, defensar-se d&#8217;animals i crear eines \u00fatils per a la seva vida quotidiana. Tampoc no cal deixar en l&#8217;oblit que, en vida dels nostres avantpassats, el foc no sabien mantenir-lo enc\u00e8s perqu\u00e8 no sabien encendre&#8217;l i desconeixien els procediments per conservar-lo. Quan aquest s&#8217;extingia havien d&#8217;esperar que caigu\u00e9s un altre raig que produ\u00eds prou energia per provocar-lo.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Accessoris_i_artefactes_per_controlar-lo\"><\/span>Accessoris i artefactes per controlar-lo<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">Afortunadament actualment disposem de tot tipus d&#8217;accessoris i artefactes que fan que el foc formi part imprescindible i d&#8217;una manera totalment accessible de les nostres vides. Cal donar-li la import\u00e0ncia que t\u00e9 aquest element i no descuidar-lo en cap moment perqu\u00e8, alhora que \u00e9s font d&#8217;utilitat, tamb\u00e9 pot ser motiu de perill. Nom\u00e9s cal saber combinar i equilibrar.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Qu\u00e8 \u00e9s i com funciona el foc, des d\u00b4un punt estrictament qu\u00edmic, un fenomen d\u00b4\u00f2xid-reducci\u00f3, on l\u00b4element oxidant \u00e9s l\u00b4oxigen, com en qualsevol proc\u00e9s de combusti\u00f3. Per\u00f2 des d&#8217;un punt de vista qualitatiu, hi ha foc quan aquest fenomen de combusti\u00f3 produeix un alliberament de llum i calor de tal intensitat, perqu\u00e8 per la percepci\u00f3 [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2831,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Qu\u00e8 \u00e9s i com funciona el foc, origen, hist\u00f2ria i domini","_seopress_titles_desc":"T&#039;expliquem que \u00e9s el foc, la seva hist\u00f2ria, com funciona i de quina manera controlar-lo amb accessoris per fer-lo servir i fer-lo part de la teva vida di\u00e0ria.","_seopress_robots_index":"","footnotes":""},"categories":[208],"tags":[210],"class_list":{"0":"post-6786","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-foc","8":"tag-foc"},"_links":{"self":[{"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/posts\/6786","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/comments?post=6786"}],"version-history":[{"count":6,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/posts\/6786\/revisions"}],"predecessor-version":[{"id":6795,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/posts\/6786\/revisions\/6795"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/media\/2831"}],"wp:attachment":[{"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/media?parent=6786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/categories?post=6786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hotfiredoor.com\/ca\/wp-json\/wp\/v2\/tags?post=6786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}