Question

In what form should lime be present in the brick earth?

(a) Paste

(b) Lump

(c) Clinker

(d) Powder

The question was asked at a job interview.

My question is taken from Composition of Good Brick Earth topic in section Materials for Construction of Basic Civil Engineering

Answer 1

Right option is (d) Powder

To explain: Lime should be present in the brick earth in the form of very finely powdered state so as to prevent the flaking of bricks.