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RAE Systems, Inc., or RAE System by Honeywell, is a provider of wireless, gas and radiation detection instruments and systems that enable real-time safety and security threat detection to help mitigate risk, and protect workers, contractors, the public, and assets.
An old sewer gas chimney in Stonehouse, Plymouth, England, built in the 1880s to disperse sewer gas above residents. Sewer gas is a complex, generally obnoxious smelling mixture of toxic and nontoxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes, typical components of sewage.
It goes by several colloquial names, including sewer gas, stink damp, swamp gas, and manure gas. [2] This gas naturally occurs in crude petroleum, natural gas, hot springs, and certain food items. In the natural world, H2S is a common byproduct of the decomposition of organic matter, such as human and animal waste, in septic and sewer systems ...
Dräger is a German company based in Lübeck [2] which makes breathing and protection equipment, gas detection and analysis systems, and noninvasive patient monitoring technologies. [3] Customers include hospitals, fire departments and diving companies.
The National Association of Sewer Service Companies or NASSCO is a not-for-profit North American trade organization, established in 1976 "to increase the awareness of aging underground infrastructure and to provide viable solutions through education, technical resources and industry advocacy". [1]
A gas detector is a device that detects the presence of gases in a volume of space. Gas detectors come in various form factors depending on the application. This includes handheld gas detectors, wall-mounted gas detectors, gas detectors with a built-in pump used with a probe, gooseneck gas detectors, and benchtop gas detectors.
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In order to analyse the concentration distribution present in the sensor tube, a pump pushes the column of air in the tube past a detection unit at a constant speed. The detector unit at the end of the sensor tube is equipped with gas sensors. Every increase in gas concentration results in a pronounced "leak peak". [6] [25] [26]