History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c20.s4.t2.3

v1.c20.s4.t2.3

Conch shells and even corals were powdered and mixed with some glue for preparing white colours or pigments for painting. Elephant hides, buffalo hides were used to prepare *vajralepa*, a vehicle to carry the pigments. *Madhu* (honey), oils, resins, *guggula* (a fragrant gum resin) etc. were used as ingredients in the compounds of metal solvents and also as binders.