Building Materials - Engineering

Q1:

Bitumen paints offer

A pleasing surface

B hard surface

C smooth surface

D protective surface

E rough surface.

ANS:D - protective surface

Paint is a solvent based, general purpose, bituminous black paint for waterproofing and weather protecting steelwork, asphalt and wood, concrete and potable water tanks. When dry it forms an odourless and taint free bitumen film. Paint forms a waterproof, weatherproof, corrosion resistant protective coating.