Question

Acid-resistant cement and gypsum are examples of _________ materials.

(a) Air binding

(b) Hydraulic binding

(c) Autoclave binding

(d) Sound binding

This question was addressed to me by my school principal while I was bunking the class.

Question is taken from Lime topic in portion Glass, Lime, Clay Products & Bricks of Construction & Building Materials

Answer 1

The correct answer is (a) Air binding

The explanation is: The binding materials are classified into three categories – air binding materials, autoclave binding materials and hydraulic binding materials. Acid-resistant cement and gypsum are examples of air binding materials.