The compound of Portland cement which reacts immediately with water and also sets first is

Quick lime is

Pick up the correct statement from the following:

Which of the following stresses is used for identifying the quality of structural steel?

Gypsum consists of

The thermosetting plastic

Glazing of clay products, is done

The stone suitable for rubble masonry should be.

The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as