| imhoff treatment system | In waste water treatment, a tank without aeration or oxygenation where solids settle out. The solids are digested in a separate compartment in the bottom. (05 Dec 1998) |
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| Hubbard tank | <apparatus> A large tank, usually filled with warm water, used for therapeutic exercises in a program of physiotherapy. (05 Mar 2000) |
| tank | A large basin or cistern; an artificial receptacle for liquids. Tank engine, a locomotive which carries the water and fuel it requires, thus dispensing with a tender. Tank iron, plate iron thinner than boiler plate, and thicker than sheet iron or stovepipe iron. <zoology> Tank worm, a small nematoid worm found in the water tanks of India, supposed by some to be the young of the Guinea worm. Origin: Pg. Tanque, L. Stangum a pool; or perhaps of East Indian origin. Cf. Stank. Source: Websters Dictionary (01 Mar 1998) |
| tank bioreactor | <chemistry, microbiology> Fermenters in which microorganisms are grown in a large volume of liquid. (19 Jan 1998) |
| tank respirator | A mechanical respirator in which the body except the head is encased within a metal tank, which is sealed at the neck with an airtight gasket; artificial respiration is induced by making the air pressure inside negative. Synonym: iron lung, tank respirator. (05 Mar 2000) |