History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c18.s1.t1: Description of Method

v1.c18.s1.t1.1

The pieces of thin iron sheets are made red hot and quenched in cold Triphalārasa, Cow's urine, Kṣāra or Lavana drava, Iṅgudi kṣāra drava and Kiṃśuka kṣāra drava serially for number of times or till their very fine powder like that of Añjana (Collyrium) is made. These powders mixed with honey and āmalaka juice may be kept in an earthen pot anointed with ghee for one year under the heap of barley grains and then be used internally with honey and ghee.