precipitation

https://doi.org/10.1351/goldbook.P04795
  1. 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 [Terms] [Paper]
    See also:
    Orange Book, 2nd ed., p. 84 [Terms] [Book]
    PAC, 1994, 66, 577. (Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations 1994)) on page 589 [Terms] [Paper]
  2. Electrostatic precipitation: Separation of particles or droplets suspended in a gas or air. A large potential difference (12 to 30 kV 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 [Terms] [Paper]
  3. Precipitation (in meteorology): Rain, snowfall, hail, etc.
    Source:
    PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2207 [Terms] [Paper]
Citation: 'precipitation' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.P04795 RIS BibTex EndNote
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