air heating
21Air preheater — An air preheater or air heater is a general term to describe any device designed to heat air before another process (for example, combustion in a boiler) with the primary objective of increasing the thermal efficiency of the process. They may be… …
22Air Movement and Control Association — The Air Movement and Control Association International, Inc. (AMCA; pronounced Am Cah ) is a nonprofit organization that creates standards for, tests, and rates Heating, Ventilating, and Air Conditioning (HVAC) equipment. It is best known for its …
23Air Conditioning Contractors of America — Infobox Organization name = Air Conditioning Contractors of America foundation = | early 1900 s location country = USA key people = Ray Isaac: ACCA Chairman Isaac Heating Air Conditioning, Inc. Rochester, NY Joe Nichter: Sr. Vice Chairman Tri… …
24Heating oil — Fuels for heating Heating oil Wood pellet Kerosene Propane Natural gas Wood Coal Heating oil, or oil heat, is a low viscosity, flammable liquid petroleum product used as a fuel for furnaces or boilers in buildings. Home heating oil is often …
25Heating equipment — Any equipment designed and/or specifically used for heating ambient air in an enclosed space. Common types of heating equipment include: central warm air furnace, heat pump, plug in or built in room heater, boiler for steam or hot water heating …
26heating — n. central; forced air; space heating * * * [ hiːtɪŋ] forced air space heating central …
27Air purifier — An air purifier is a device which removes contaminants from air. Air purifiers are commonly marketed as being particularly beneficial to allergy sufferers and asthmatics, and at reducing second hand tobacco smoke. Use of purifiers Dust, pollen,… …
28Air flow bench — An air flow bench is a device used for testing the internal aerodynamic qualities of an engine component and is related to the more familiar wind tunnel. Used primarily for testing the intake and exhaust ports of cylinder heads of internal… …
29Air-supported structure — An air supported structure is any structure that derives its structural integrity from the use of internal pressurized air to inflate a pliable material (i.e. structural fabric) envelope, so that air is the main support of the structure. It is… …
30air mass — a body of air covering a relatively wide area, exhibiting approximately uniform properties through any horizontal section. [1890 95] * * * In meteorology, a large body of air having nearly uniform conditions of temperature and humidity at any… …
