What are Paints and pigments? Define Emulsion and Colloid.

What are Paints and pigments? 

Define Emulsion and Colloid.

Paints:

A coloured substance which is spread over a surface.

Paint is a decorative and protective coating.

Pigment:

A pigment is a colored material.

A pigment (to provide colour).

A binder (to help the paint attach itself to an object).

A solvent (to help the pigment and binder spread well).

Emulsion:

An emulsion is mixture of two liquids that would not normally mix.

An emulsion is an example of a colloid.

Colloid:

A colloid is a finely dispersed mixture of two or more.

Substances that do not dissolve in each other.




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