Explain the following terms with suitable examples `:`
(a.) alcosol, (b.) Aerosol (c.) Hydrosol

Explanation

(i) Alcosol: The sol in which alcohol is used as dispersion medium is called alcosol e.g., sol of cellulose nitrate in ethyl alcohol.
(ii) Aerosol: The sol in which dispersion medium is gas and dispersed phase is either solid or liquid, the colloidal system is called aerosol e.g, fog, insecticides, sprays, etc.
(iii) Hydrosol: The sol in which dispersion medium is water is called hydrosol e.g., strach sol.