{"id":1228,"date":"2008-03-04T08:51:50","date_gmt":"2008-03-04T11:51:50","guid":{"rendered":"https:\/\/www.gluon.com.br\/blog\/2008\/03\/04\/fogo-poeira\/"},"modified":"2015-02-11T21:40:47","modified_gmt":"2015-02-11T21:40:47","slug":"fogo-poeira","status":"publish","type":"post","link":"https:\/\/www.gluon.com.br\/blog\/2008\/03\/04\/fogo-poeira\/","title":{"rendered":"Poeira explosiva"},"content":{"rendered":"<p>O fogo normalmente precisa de tr\u00eas elementos para iniciar e se manter. O combust\u00edvel, o comburente (oxig\u00eanio) e uma fonte de calor.<br \/>\nSe o combust\u00edvel estiver em grande dispers\u00e3o, o contato com o comburente pode ser maximizado e a velocidade da queima ser\u00e1 aumentada. \u00c9 neste ponto que entra o perigo. A dispers\u00e3o pode causar uma queima explosiva.<br \/>\nUm exemplo em que podemos ter material combust\u00edvel em grande dispers\u00e3o \u00e9 na estocagem de gr\u00e3os. Nesta situa\u00e7\u00e3o \u00e9 necess\u00e1rio ter medidas de seguran\u00e7a para diminuir a dispers\u00e3o, minimizar a presen\u00e7a de comburente e evitar a presen\u00e7a de fontes de calor.<\/p>\n<p><iframe loading=\"lazy\" width=\"640\" height=\"480\" src=\"https:\/\/www.youtube.com\/embed\/F3ChXba3dus\" frameborder=\"0\" allowfullscreen><\/iframe><\/p>\n<p>A demonstra\u00e7\u00e3o do v\u00eddeo acima foi feita com esporos de lycopodium.<\/p>\n<p>Ao que parece a banda Rammstein utilizou esse princ\u00edpio no clipe da m\u00fasica Feuer Frei.<br \/>\n<img src='https:\/\/www.gluon.com.br\/blog\/wp-content\/uploads\/2008\/03\/mascara-fogo.jpg' alt='mascara rammstein' \/><br \/>\nN\u00e3o encontrei informa\u00e7\u00f5es para confirmar que a \u00b4m\u00e1scara pirot\u00e9cnica\u00b4 usa material finamente dividido.<\/p>\n<p><strong>Lembre! A pirotecnia requer extremo cuidado e s\u00f3 deve ser conduzida por profissionais.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>O fogo normalmente precisa de tr\u00eas elementos para iniciar e se manter. O combust\u00edvel, o comburente (oxig\u00eanio) e uma fonte de calor. Se o combust\u00edvel estiver em grande dispers\u00e3o, o contato com o comburente pode ser maximizado e a velocidade da queima ser\u00e1 aumentada. \u00c9 neste ponto que entra o perigo. A dispers\u00e3o pode causar uma queima explosiva. Um exemplo em que podemos ter material combust\u00edvel em grande dispers\u00e3o \u00e9 na estocagem de gr\u00e3os. Nesta situa\u00e7\u00e3o \u00e9 necess\u00e1rio ter medidas de seguran\u00e7a para diminuir a dispers\u00e3o, minimizar a presen\u00e7a de comburente e evitar a presen\u00e7a de fontes de calor. A <\/p>\n","protected":false},"author":1,"featured_media":5593,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30,32],"tags":[],"class_list":["post-1228","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-quimica","category-videos","has_thumb"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.9 - aioseo.com -->\n\t<meta name=\"description\" content=\"O fogo normalmente precisa de tr\u00eas elementos para iniciar e se manter. O combust\u00edvel, o comburente (oxig\u00eanio) e uma fonte de calor. Se o combust\u00edvel estiver em grande dispers\u00e3o, o contato com o comburente pode ser maximizado e a velocidade da queima ser\u00e1 aumentada. \u00c9 neste ponto que entra o perigo. 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