[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) › c12.70 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c12.70 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c12.70 - **Language:** English ### [c12.70](https://indike.org/pramana/ins.science.ray-1956.c12.70) A large hoard of copper and bronze implements contained in a copper pot securely covered by an inverted dish has been found at Harappa These on analysis were found to contain varying quantities of arsenic, nickel and lead. - [Previous: c12.69](https://indike.org/pramana/ins.science.ray-1956.c12.69) - [Next: c12.71](https://indike.org/pramana/ins.science.ray-1956.c12.71) - [Up: c12](https://indike.org/pramana/ins.science.ray-1956.c12) ## Linked texts (1) - [Harappā](https://indike.org/pramana/inp.site.harappa) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c12.70](https://indike.org/pramana/ins.science.ray-1956.c12.70) · Pramāṇa