General science

General science

A variety of science subjects concerning the fundamental knowledge about different aspects of our world and their underlying principles.

Industry: Science

Add a new term

Contributors in General science

Become a Contributors

General science

acetic acid

Science; General science

A colorless, pungent liquid, CH 3 COOH, melting at 16.7°C (62.1°F) and boiling at 118.0°C (244.4°F). Acetic acid is the sour principle in vinegar. Concentrated acid is called glacial acetic acid ...

A combination instrument which provides an aircraft pilot with two distinct pieces of information: the aircraft's rate of turn about the vertical axis, and the relationship between this rate and the ...

machine

Science; General science

A combination of rigid or resistant bodies having definite motions and capable of performing useful work. The term mechanism is closely related but applies only to the physical arrangement that ...

immunoelectrophoresis

Science; General science

A combination of the techniques of electrophoresis and immunodiffusion used to separate the components of a mixture of antigens and make them visible by reaction with specific antibodies.

gear train

Science; General science

A combination of two or more gears used to transmit motion between two rotating shafts or between a shaft and a slide. In theory two gears can provide any speed ratio in connecting shafts at any ...

natural gas

Science; General science

A combustible gas that occurs beneath the surface of the earth, often found in conjunction with petroleum deposits. Its main use is for fuel, but it is also used to make carbon black, certain ...

oil furnace

Science; General science

A combustion chamber in which oil is the heat-producing fuel. Fuel oils, having from 18,000 to 20,000 Btu/lb (42 to 47 megajoules/kg), which is equivalent to 140,000 to 155,000 Btu/gal (39 to 43 ...