precipitation
-
The sedimentation of a solid material (a precipitate) from a liquid solution in which the material
is present in amounts greater than its solubility in the liquid.
Source:
PAC, 1990, 62, 2167
(Glossary of atmospheric chemistry terms (Recommendations 1990))
on page 2207
See also:
Orange Book, p. 84
PAC, 1994, 66, 577
(Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations
1994))
on page 589
-
Electrostatic precipitation: Separation of particles or droplets suspended in a gas
or air. A large potential difference
(
to
dc) is required between the spaced electrodes in the precipitator. The charged particles
are attracted to an electrode of opposite charge and collected.
Source:
PAC, 1990, 62, 2167
(Glossary of atmospheric chemistry terms (Recommendations 1990))
on page 2207
-
Precipitation (in meteorology): Rain, snowfall, hail, etc.
Source:
PAC, 1990, 62, 2167
(Glossary of atmospheric chemistry terms (Recommendations 1990))
on page 2207