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Salamander heaters date back to at least 1915. In the early 1940s, W.L. Scheu of Scheu Manufacturing Company, a producer of temporary portable space heating equipment, developed the modern salamander heater to provide warmth to allow construction crews to work in inclement weather. Sales spread across the US, and by the 1950s, to Europe.
Reliance Home Comfort is a residential and commercial services company headquartered in Canada primarily focused on rental, sales and maintenance of water heaters, water purification, smart home and heating, ventilation, and air conditioning systems.
A heated tobacco product (HTP) [note 1] is a tobacco product that heats the tobacco at a lower temperature than conventional cigarettes. [32] These products contain nicotine, which is a highly addictive chemical. [32]
PTAC systems may be adapted to provide heating in cold weather, either directly by using an electric strip, gas, or other heaters, or by reversing the refrigerant flow to heat the interior and draw heat from the exterior air, converting the air conditioner into a heat pump. They may be installed in a wall opening with the help of a special ...
The brakes, developed by Dunlop, were the first carbon-based brakes used on an airliner. [146] The use of carbon over equivalent steel brakes provided a weight-saving of 1,200 lb (540 kg). [147] Each wheel has multiple discs which are cooled by electric fans. Wheel sensors include brake overload, brake temperature, and tyre deflation.