DescriptionValve 2 (PSF).png English: Any of numerous mechanical devices by which the flow of liquid, gas, or loose material in bulk may be started, stopped...
This image is a derivative work of the following images: File:Bellows_2_(PSF).png licensed with PD-ScottForesman 2008-05-15T00:37:23Z Badseed 600x657 (61221...
Foresman, donated to the Wikimedia Foundation Author Pearson Scott Foresman Permission (Reusing this file) Other versions Valve (PSF).png Valve 2 (PSF).png...
Foresman Permission (Reusing this file) Other versions Vacuum Tube (PSF).png Valance 1 (PSF).png Valance 2 (PSF).png Valve 2 (PSF).png Vamp (PSF).png...
DescriptionTrombone 2 (PSF).png English: A brass instrument consisting of a long cylindrical metal tube with two turns and having a movable slide or valves for varying...
DescriptionSiphon 2 (PSF).png English: a bottle for holding aerated water that is driven out through a bent tube in its neck by the pressure of the gas when a valve in...
the bottom of its downward stroke. Date 11 June 2024 Source Own work Author Mliu92 Other versions This file was derived from: Diesel engine (PSF).png: ...
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