Fibre glass

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

For a good building stone, its specific gravity should the greater than

The size of mould for bricks, is generally kept

Crushing strength of a good building stone should be more than

Pick up the correct statement from the following:

First class timber has an average life of

Quick lime (or caustic lime)

The stretcher bond in brick masonry can be used only when the thickness of wall is