The bricks after moulding should be dried in

Which of the following statement is correct?

Linseed oil in paint is used as a

The burning of bricks in kilns is complete within

Hydraulic lime generates

The bricks after burning in kilns require about

The average out-turn of first class bricks in kiln burning is

Igeous rock has

The coefficient of linear expansion of concrete is almost the same as that of steel.