Linseed oil is rapidly soluble in

A good refractory brick should withstand high temperature. It should also have low coefficient of expansion and contract…

Which of the following is an example of silicious rock?

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

The rapid hardening Portland cement has a

The rocks formed due to solidification of molten mass laying below or above the earth surface, are called

The good clay for making bricks is

Which of the following statement is correct?

The cementing property in cement is mainly due to