Building Techoclogy » fire extinguisher http://www.building-tech.com The Building Technology Resource Tue, 25 Jan 2011 23:11:06 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 Fire extinguisher Patent http://www.building-tech.com/fire-extinguisher-patent/ http://www.building-tech.com/fire-extinguisher-patent/#comments Tue, 21 Apr 2009 00:27:08 +0000 BuildingTech http://www.building-tech.com/news/fire-extinguisher-patent/ On February 10, 1863, the fire extinguisher was patented by Alanson Crane, The steps for operating a fire extinguisher spell PASS: P – Pull the safety pin and test A – Aim the nozzle at the base of the fire S – Squeeze the handle S – Sweep the extinguisher from side to side while aiming at the base of the fire

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