HINDU CHEMISTRY
53
remedy for turning grey hair into black (ibid; p. 162).
Rasayana Defined
It is called Rasāyana because it has a beneficial effect on Rasa or chyle and other elements of the body. Cf. p. 32.
The Doctrine of Bitumen[1]
Bitumen is produced from the following four metals: Gold, copper, silver and iron. Gold and other metals in the mountains, when heated by the sun, emit their impurities, oil-like, heavy and clay-like: these are the bitumen.
A Linctus
With certain vegetable drugs and "riparian sulphide of antimony,"[2] a linctus is made up with honey into a paste. (Pt. ii. fasc. II. p. 123)
- ↑ The whole of this chapter, in a practically identical recension, is found in the Charaka. See Bower Ms., Pt. II., fasc.ii., ch. xii, p. 167.
- ↑ Srotaja anjana; it is one of the five kinds of anjana or substances used for collyriums. The word literally means produoed from a river, especially from the Yamuna. See Garbe's "Indische Mineralien," p. 54.
