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nouna jet of air produced mechanically. Origin of air blastFirst recorded in 1885–90 Words nearby air blastair base, air battery, air bed, air bell, air bladder, air blast, airboard, airboarding, airboat, air-bone gap, airborne Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for air blastAn air-blast is injected through the molten mass, and the impurities are burnt, or oxidised as it is chemically termed. Manures and the principles of manuring|Charles Morton Aikman An air-blast to cool transformers at main or sub-stations may be provided in either of two ways. Electric Transmission of Water Power|Alton D. Adams If cooling with air-blast is adopted, a blower, with electric motor or some other source of power to operate it, must be provided. Electric Transmission of Water Power|Alton D. Adams This is prevented by the water-cooled damper S, which always closes the air-blast when the gas-pipe is open and vice versa. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4|Various
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