manual gas shut-off valve
51Sobibor extermination camp — Sobibor redirects here. For the nearby town, see Sobibór. Sobibor Extermination camp Nazi extermination camps in occupied Poland (marked with black and white skulls) …
52Nuclear and radiation accidents — This article is about nuclear and radiation accidents in general. For a list of military nuclear accidents, see List of military nuclear accidents. For a list of civilian nuclear accidents, see List of civilian nuclear accidents. For a discussion …
53Chevrolet Caprice — 1976 Chevrolet Caprice Classic Landau Coupe Manufacturer Chevrolet (1964 1996) Holden (2011 present) Production …
54Batmobile technical specifications — The Batmobile is the fictional personal automobile of comic book superhero Batman. The car has followed the evolution of the character from comic books to television to films. The Batmobile has gone through numerous incarnations, and as state of… …
55Oil filter — Spin on oil filter on a Saab 9 5 An oil filter is a filter designed to remove contaminants from engine oil, transmission oil, lubricating oil, or hydraulic oil. Oil filters are used in many different types of hydraulic machinery. A chief use of… …
56Acoustic cleaning — is used wherever there is a build up of dry materials and particulates which need to be cleaned regularly to ensure maximum efficiency and minimize maintenance and down time. An acoustic cleaner works by generating powerful sound waves which will …
57Passive fire protection — (PFP) is an integral component of the three components of structural fire protection and fire safety in a building. PFP attempts to contain fires or slow the spread, through use of fire resistant walls, floors, and doors (amongst other examples) …
58Uncontrolled decompression — refers to an unplanned drop in the pressure of a sealed system, such as an aircraft cabin and typically results from human error, material fatigue, engineering failure or impact causing a pressure vessel to vent into its lower pressure… …
