The Positive Sciences of the Ancient Hindus c4.s2.3

c4.s2.3

| Earth substances: | Heavy, rough, hard, inert, dense, opaque, exciting the sense of smell. |
| Ap substances: | Liquid, viscous, cold, soft, slippery, fluid, exciting the sense of taste. |
| Tejas substances: | Hot, penetrative, subtle, light, dry, clear, rarefied; and luminous. |
| Váyu substances: | Light, cold, dry, transparent, rarefied, impingent. |
| Ákása substances: | Imponderable (or light), rarefied, elastic, capable of sound (vibrations). |