The internal size of mould used in brick preparation is

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

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

Bitumen emulsion is

Pick up the correct statement from the following:

Which of the following ingredients of the brick earth enables the brick to retain its shape?

Plywood is normally available

The most common admixture which is used to accelerate the initial set of concrete is

Blister steel