History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c18.s2.t1.3

v1.c18.s2.t1.3

For this thin sheets of *Tīkṣṇa* variety of Iron are first pasted with the paste of different salts and then heated strongly in cow dung fire and quenched in the decoctions of *‘Triphālā’* and *‘Sālasāradi group’* of drugs repeatedly for sixteen times. There after these are heated in *Khadirāngāra* (strong heat) and on cooling these are made into fine powder form by grinding and sieving through a fine cloth. It is known as *‘Ayaskṛti’* and may be used in suitable doses mixed with ghee and honey.