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| Air Conditioning Air Revitalization | Climate Control | Air Conditionings | Air Revitalizations | Climate Controls | Conditioning, Air | Conditionings, Air | Control, Climate | Controls, Climate | Revitalization, Air | Revitalizations, Air The maintenance of certain aspects of the environment within a defined space to facilitate the function of that space; aspects controlled include air temperature and motion, radiant heat level, moisture, and concentration of pollutants such as dust, microorganisms, and gases. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) |