History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c29.s2.t4.1

v1.c29.s2.t4.1

Amongst the building materials mortars and plasters are important ingredients. mortar may be defined as a material used for building or cementing the building materials e.g. bricks or stones. Plaster is the material used for coating walls etc. Some times the same material may be used as a mortar as well as for plaster. In ancient period mud was almost exclusively used as mortar and plaster. Though gypsum and lime plaster/mortar have been used during antiquity. The earliest use of lime and gypsum comes from Indus civilization.