A pug mill is used for

As per IS specifications, the maximum final setting time for ordinary Portland cement should be

Sapwood consists of

The most commonly used retarder in cement is

Which one of the following polymers is obtained from condensation polymerization?

The weight of 1 m<sup>3</sup> of brick earth, is about

The process of manufacturing steel by heating short lengths of wrought iron bars mixed with charcoal in fire clay crucib…

Slacking of lime is affected by

Inner part of a timber log surrounding the pitch, is called