[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) › c23.6 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c23.6 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c23.6 - **Language:** English ### [c23.6](https://indike.org/pramana/ins.science.ray-1956.c23.6) Descriptions of various kinds of pits for calcining and roasting purposes are given; as also their dimensions with the number of cow-dung cakes to be used as fuel, etc. - [Previous: c23.5](https://indike.org/pramana/ins.science.ray-1956.c23.5) - [Next: c23.7](https://indike.org/pramana/ins.science.ray-1956.c23.7) - [Up: c23](https://indike.org/pramana/ins.science.ray-1956.c23) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c23.6](https://indike.org/pramana/ins.science.ray-1956.c23.6) · Pramāṇa