The illegal miners use mercury as the main amalgam for the extraction of gold, without the use of equipment known as “retort” to retain the escaping mercury in the water.
Some of the miners who spoke to the Daily Graphic in Ewe, Ga and French said they were not from the Western Region.
http://graphic.com.gh/news/general-news/47728-galamsey-operators-back-in-wr.html
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