History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c39.s3.20

c39.s3.20

5. Next, the atom of *vayu*, so charged with the actual specific energy of impact and vibration, again disintegrates and emanates, under the action of the original Energy and in the same menstruum or surrounding medium of the rudiment-matter (*bhutadi*), and thus evolves another kind of subtile matter (*tanmatra*), which becomes charged with the heat-potential (heat-and-light-potential), in addition to the impact-potential and the vibration-potential, and is called the unit of colour-potential (*rupa-tanmatra*).