THE great success which has attended the introduction of potassium cyanide for the extraction of gold has created a widespread interest in this chemical process, and given rise to several books and ...

Extracting lithium from brine is environmentally unfriendly. A new process extracts lithium more efficiently and is better ...

A new process enables the extraction of lithium from ore in a simple, inexpensive, and environmentally friendly way. An MIT spin-off wants to market it.

Hemp (Cannabis sativa) seed oil is instrumental in the oil, food, pharmaceutical, cosmetics and fibers industries. Extraction of oil is varied, and the processes are limited in their efficiencies. A ...