SANTIAGO (Reuters) -Two recent accidents involving autonomous trucks are raising safety concerns, a workers' union at BHP's Escondida mine in Chile, the world's largest copper mine, said in a ...
Add Yahoo as a preferred source to see more of our stories on Google. File Photo: A view of the BHP Billiton's Escondida, the world's biggest copper mine, in northern Chile, in Antofagasta SANTIAGO ...
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