Duco is one of the patent forms of

The commonly used colour pigment in paints, is

If P is the percentage of water required for normal consistency, water to be added for determination of initial setting …

Stuco paints are suitable for

Pick up the correct statement from the following:

Pig iron made from heamatite ores free from sulphur, phosphorus and copper, is known as

Pick up the correct statement from the following:

A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than

Durability of building stone is affected by its