Cast steel is manufactured by

Excess of silica in brick earth results in

The vehicle used in case of enamel paints is usually

Which of the following cements contains maximum percentage of dicalcium silicate?

The type of steel used for precision levelling staff, is

Paints with white lead base are suitable for painting of

Based on its dry weight, a freshly felled tree may contain water

A good quality stone absorbs water less than

Brittleness of cold is due to an excess of