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Definition of Environmental control

Environmental control Definition from Science & Technology Dictionaries & Glossaries
Telecommunication Standard Terms
See air-conditioning.
Environmental control Definition from Encyclopedia Dictionaries & Glossaries
English Wikipedia - The Free Encyclopedia
HVAC (heating, ventilating, and air conditioning; also heating, ventilation, and air conditioning) is the technology of indoor and vehicular environmental comfort. Its goal is to provide thermal comfort and acceptable indoor air quality. HVAC system design is a subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics, and heat transfer. Refrigeration is sometimes added to the field's abbreviation as HVAC&R or HVACR, (heating,ventilating and air-conditioning & Refrigeration) or ventilating is dropped as in HACR (such as the designation of HACR-rated circuit breakers).

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Environmental control Definition from Entertainment & Music Dictionaries & Glossaries
English to Federation-Standard Golic Vulcan