UMaT promotes mercury-free minerals extraction

The University of
	Mines and Technology (UMaT), Tarkwa, has been promoting different methods of
	processing gold ore without using mercury.
	The University had developed direct smelting
	method known in local parlance as “Sikabohyia” which extracted gold ore without
	mercury and ensure the safety of users. read more... http://www.ghananewsagency.org/science/umat-promotes-mercury-free-minerals-extraction-120455