1852_Vacuum, pumping, suction - hand pump 
File: 1852_Vacuum, pumping, suction - hand pump.m4v
Size: 17.4 MB
Duration: 00:02:53
Video: AVC, 480x360, 25.000 fps, 707 Kbps
Audio: AAC LC, 44.1 KHz, 2 channels, 128 Kbps
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