[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D.](https://indike.org/pramana/ins.science.ray-1902) › v2.c32.s14.14 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v2.c32.s14.14 A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v2.c32.s14.14 - **Language:** English ### [v2.c32.s14.14](https://indike.org/pramana/ins.science.ray-1902.v2.c32.s14.14) ∗ The sulphide of arsenic on being rubbed with mercury and gently heated converts the latter itself into the sulphide. The mercury is thereby killed and \*fixed\*, \*i. e.\* deprived of its volatility (clipped of its wings—the Hindu alchemist's favourite figure). - [Previous: v2.c32.s14.13](https://indike.org/pramana/ins.science.ray-1902.v2.c32.s14.13) - [Next: v2.c32.s14.15](https://indike.org/pramana/ins.science.ray-1902.v2.c32.s14.15) - [Up: v2.c32.s14](https://indike.org/pramana/ins.science.ray-1902.v2.c32.s14) --- Source: [https://indike.org/pramana/ins.science.ray-1902.v2.c32.s14.14](https://indike.org/pramana/ins.science.ray-1902.v2.c32.s14.14) · Pramāṇa