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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.
As temperatures start to drop around the country, some people are using space heaters to help warm up their houses. But these devices can be dangerous: Heating equipment is a leading cause of ...
Metabolic rate is the rate of transformation of chemical energy into heat and mechanical work by metabolic activities of an individual, per unit of skin surface area (expressed in units of met) equal to 58.2 W/m 2 (18.4 Btu/h·ft 2), which is the energy produced per unit skin surface area of an average person seated at rest.
Upright non-flued liquefied petroleum gas heater, 1970s A wall mounted gas heater that runs on either propane or natural gas. A gas heater is a space heater used to heat a room or outdoor area by burning natural gas, liquefied petroleum gas, propane, or butane. Indoor household gas heaters can be broadly categorized in one of two ways: flued or ...
A space heater is a device used to heat a single, small- to medium-sized area. [1] This type of heater can be contrasted with central heating , which distributes heat to multiple areas. Types
The indoor heat illness prevention rule regulates indoor workplaces in California that reach or surpass 82 degrees, such as kitchens and warehouses. California's long-awaited indoor heat standard ...