Distemper is

The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry b…

Gypsum is a

For preparing porcelains, the clay should be

Stones used for ornamental work must be

Which of the following timbers is suitable for making sports goods?

A ferrous metal is

The rocks formed by gradual deposition, are called

Strength of cement concrete primarily depends upon