The frog of a brick is normally made on its

Pick up the correct statement from the following:

Pick up the correct statement from the following:

Pick up the correct statement from the following:

Pick up the correct statement from the following:

The slag which floats on the surface of the molten iron generally contains

The portion of the brick cut across its width and having its length equal to that of a full brick, is known as

The presence of original rounded surface on the manufactured piece of timber, is called

Cement paints usually