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Vapour

Frae Wikipedia, the free beuk o knawledge
Watter condenses intae veesible droplets (aerosol) efter evaporatin frae a cup o het tea

In pheesics, a vapour is a substance in the gas phase at a temperatur lawer nor its creetical pynt,[1] which means that the vapour can be condensed tae a liquid bi increasin the pressur on it wioot reducin the temperatur. A vapour is different frae an aerosol.[2] An aerosol is a suspension o tiny pairticles o liquid, solit, or baith within a gas.[2]

References

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  1. R. H. Petrucci, W. S. Harwood, and F. G. Herring, General Chemistry, Prentice-Hall, 8th ed. 2002, p. 483–86.
  2. a b Cheng, T. (2014). "Chemical evaluation of electronic cigarettes". Tobacco Control. 23 (Supplement 2): ii11–ii17. doi:10.1136/tobaccocontrol-2013-051482. ISSN 0964-4563. PMC 3995255. PMID 24732157.