Venturi air jets create vacuum by a flow of compressed air used as the motive fluid ... They are usually used to create vacuum for air or gas systems, and are often unsuitable for liquid vacuum uses.

He just needed to pump clean air through a Venturi, which would suck up the chlorine gas on the way through, and ultimately carry it outside. But he soon found that while a pump based on the ...

Vacuum pumps are flow-rated according to the volume of air exhausted with no pressure differential across the pump ... These are typically used for creating vacuum in liquid systems. Other Unlisted or ...