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Gold purification process in Guyana.
Автор: Troyston Reid - Positive Vibes
Загружено: 2021-12-12
Просмотров: 2042
Описание:
Gold purification process in Guyana. They are using mercury to recover pieces of gold that are mixed in the soil and other sediments. The mixture of gold and mercury is heated to a temperature that vaporizes the mercury leaving the gold behind.
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