[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) › c15.23 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.23 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.23 - **Language:** English ### [c15.23](https://indike.org/pramana/ins.science.ray-1956.c15.23) "The impurities of ores, whether superficial or inseparably combined with them, can be got rid of and the metal melted when the ores are treated (chemically) with iron (\*tīkshna\*), alkalies (plant ashes), etc. " (82) - [Previous: c15.22](https://indike.org/pramana/ins.science.ray-1956.c15.22) - [Next: c15.24](https://indike.org/pramana/ins.science.ray-1956.c15.24) - [Up: c15](https://indike.org/pramana/ins.science.ray-1956.c15) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c15.23](https://indike.org/pramana/ins.science.ray-1956.c15.23) · Pramāṇa