back suction

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• Suction filtration — is a method of filtration which allows for a greater rate of filtration. Whereas in normal filtration gravity provides the force which draws the liquid through the filter paper, in suction filtration a pressure gradient performs this function.… …   Wikipedia

• back pressure — [1] The resistance to the flow of exhaust gases through the exhaust system. By rerouting the exhaust gases for noise suppression, a muffler causes back pressure, but a straight pipe alone causes only minimal back pressure. Some engines require… …   Dictionary of automotive terms

• Suction-assisted lipectomy — Another name for liposuction, the surgical removal of fat deposits from specific parts of the body, the most common being the abdomen (the tummy ), buttocks ( behind ), hips, thighs and knees, chin, upper arms, back, and calves. The technique… …   Medical dictionary

• frost back — Condition in which liquid refrigerant flows from evaporator into suction line; usually indicated by sweating or frosting of the suction line …   Dictionary of automotive terms

• Lipectomy, suction-assisted — Another name for liposuction, the surgical removal of fat deposits from specific parts of the body, the most common being the abdomen (the tummy ), buttocks ( behind ), hips, thighs and knees, chin, upper arms, back, and calves. The technique… …   Medical dictionary

• harbours and sea works — Introduction harbour also spelled  harbor        any part of a body of water and the manmade structures surrounding it that sufficiently shelters a vessel from wind, waves, and currents, enabling safe anchorage or the discharge and loading of… …   Universalium

• Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …   Wikipedia

• Vacuum cleaner — Cylinder vacuum cleaner for home use. French train vacuum cleaner …   Wikipedia

• mining — /muy ning/, n. 1. the act, process, or industry of extracting ores, coal, etc., from mines. 2. the laying of explosive mines. [1250 1300; ME: undermining (walls in an attack); see MINE2, ING1] * * * I Excavation of materials from the Earth s… …   Universalium

• art conservation and restoration — Maintenance and preservation of works of art, their protection from future damage, deterioration, or neglect, and the repair or renovation of works that have deteriorated or been damaged. Research in art history has relied heavily on 20th and… …   Universalium

• Glossary of firefighting equipment — Note: This list is incomplete. You can help Wikipedia by [http://en.wikipedia.org/w/index.php?title=Glossary of firefighting equipment action=edit adding to it] . 0 9 * 1 3/4 inch hose: see attack hose * 2 1/2 inch hose: see attack hose , supply… …   Wikipedia