The process of mixing clay, water and other ingredients to make bricks, is known as

The expansion of Portland cement is caused by

The slump test of concrete is used to measure its

For the construction of retaining walls, a

Gypsum is added in the manufacture of Portland cement

Argillaceous rocks have their main constituent as

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

Excess of silica in the clay