fallout

in atmospheric chemistry
https://doi.org/10.1351/goldbook.F02316
A measurement of air @[email protected] consisting of the mass rate at which solid particles deposit from the atmosphere.
See:
dust fall (in atmospheric chemistry)
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2188 [Terms] [Paper]