The compressive strength of sandstone is

Granite is mainly composed of

For the construction of retaining walls, a

The greater the percentage of tri-calcium silicate in the cement, the better will be the cement.

Which of the following statement is correct?

Linseed oil is rapidly soluble in

The quarrying of stone by the method of wedging is successfully carried out in

Gun cotton is made by saturating cotton with nitric acid.

The compound responsible for the initial setting of cement, is