An
aerosol originating from combustion, thermal
decomposition or thermal
evaporation. Its particles may be solid (magnesium oxide smoke) or liquid (tobacco smoke).
Source:
PAC, 1972, 31, 577
(Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix
II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry)
on page 606
See also:
PAC, 1990, 62, 2167
(Glossary of atmospheric chemistry terms (Recommendations 1990))
on page 2214