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Is Matter Around Us Pure ? — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure ?2 Marks
Question
What do you understand by aerosol?
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Answer

An aerosol is a suspension of fine solid particles or liquid droplets, in air or another gas. Aerosols can be natural or anthropogenic. Diseases can also spread by means of small droplets in the breath, also called aerosols (or sometimes bioaerosols).

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