[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray](https://indike.org/pramana/ins.science.ray-1956) › c40.s5.13 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c40.s5.13 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c40.s5.13 - **Language:** English ### [c40.s5.13](https://indike.org/pramana/ins.science.ray-1956.c40.s5.13) Udayana argues that air must be a distinct and independent \*bhuta\*; for if air were made of the \*earth-bhuta\*, it would have weight, and it has none. To prove the absence of weight, he refers to an experiment. - [Previous: c40.s5.12](https://indike.org/pramana/ins.science.ray-1956.c40.s5.12) - [Next: c40.s5.14](https://indike.org/pramana/ins.science.ray-1956.c40.s5.14) - [Up: c40.s5](https://indike.org/pramana/ins.science.ray-1956.c40.s5) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c40.s5.13](https://indike.org/pramana/ins.science.ray-1956.c40.s5.13) · Pramāṇa