[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) › c20.s3.4 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c20.s3.4 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c20.s3.4 - **Language:** English ### [c20.s3.4](https://indike.org/pramana/ins.science.ray-1956.c20.s3.4) Copper, brass, \*tīkshṇa\* and \*kānta\* ‘varieties of iron’ are the essential or substantial metals: lead and tin emit foetid odours. - [Previous: c20.s3.3](https://indike.org/pramana/ins.science.ray-1956.c20.s3.3) - [Next: c20.s3.5](https://indike.org/pramana/ins.science.ray-1956.c20.s3.5) - [Up: c20.s3](https://indike.org/pramana/ins.science.ray-1956.c20.s3) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c20.s3.4](https://indike.org/pramana/ins.science.ray-1956.c20.s3.4) · Pramāṇa