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Gold Mining As A Source Of Mercury Exposure In The Brazilian Amazon

Gold Mining as a Source of Mercury Exposure in the Brazilian Amazon Olaf Malm Laborato«rio de Radioiso«topos Eduardo Penna Franca Instituto de Biofı«sica Carlos Chagas Filho CCS UFRJ 21941000 Rio de Janeiro Brazil Received January 6 1998 Amalgamation has been used for more than 4500 years in mining processes Mercury has been exten

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