pneumatic test
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pneumatic test
[nu̇′mad·ik ′test] (engineering)
Pressure testing of a process vessel by the use of air pressure.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
air test

air test
air test, pneumatic test
A test for leaks in drainage systems, in soil, waste, and ventilating pipe systems, or in ductwork; all openings are sealed, and compressed air is introduced into the system; air leakage is indicated by means of a U-gauge or other suitable pressure gauge.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.