moisture sensor
121Shell (projectile) — This article is about the artillery projectile. For the small arms ammunition, see Shotgun shell. Some sectioned shells from the First World War. From left to right: 90 mm fragmentation shell, 120 mm pig iron incendiary shell, 77/14 model 75 mm… …
122Tippmann — Sports LLC Type LLC Industry Paintball Pneumatic Sewing Machines Industrial Founded Fort …
123Automatic transmission system — An automatic transmission system (or occasionally automated transmission system, to avoid confusion with the automatic transmission of an automobile) is an automated system designed to keep a radio transmitter and antenna system running without… …
124Anaesthetic machine — The anaesthetic machine (or anesthesia machine in America) is used by anaesthesiologists to support the administration of anaesthesia. The most common type of anaesthetic machine in use in the developed world is the continuous flow anaesthetic… …
125Conductive polymer — This article is about bulk applications of conductive polymers. For single molecule electronics, see Molecular scale electronics. Chemical structures of some conductive polymers. From top left clockwise: polyacetylene; polyphenylene vinylene;… …
126Outgassing — (sometimes called offgassing, particularly when in reference to indoor air quality) is the release of a gas that was dissolved, trapped, frozen or absorbed in some material.[1] As an example, research has shown how the concentration of carbon… …
127Extractor hood — An extractor hood (U.K.) or range hood (U.S.), also known as a kitchen hood, stove hood, exhaust hood, cooker hood, extraction hood, cooking canopy, ventilation hood, extractor fan or electric chimney, is a device containing a fan that hangs… …
128Coal seam fire — A coal seam fire near Denniston, New Zealand A coal seam fire or mine fire is the underground smouldering of a coal deposit, often in a coal mine. Such fires have economic, social and ecological impacts. They are often started by lightning, grass …
