[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) › c17.s3.5 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c17.s3.5 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c17.s3.5 - **Language:** English ### [c17.s3.5](https://indike.org/pramana/ins.science.ray-1956.c17.s3.5) \*Dola Yantram\*: "A pot is half-filled with a liquid and a rod placed across its mouth from which is suspended the medicine tied in a piece of cloth. The liquid is allowed to boil and the medicine is heated by its vapour. This is called \*dola yantram\*". - [Previous: c17.s3.4](https://indike.org/pramana/ins.science.ray-1956.c17.s3.4) - [Next: c17.s3.6](https://indike.org/pramana/ins.science.ray-1956.c17.s3.6) - [Up: c17.s3](https://indike.org/pramana/ins.science.ray-1956.c17.s3) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c17.s3.5](https://indike.org/pramana/ins.science.ray-1956.c17.s3.5) · Pramāṇa