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Experts blame Vale’s deadly dam collapse on drainage issues

Cecilia Jamasmie | December 12, 2019 | 5:00 am Intelligence News Top Companies Latin America Iron Ore 

A deadly dam collapse at one of Vale’s (NYSE: VALE) iron ore mines in Brazil, which left at least 270 dead, was the result of mainly drainage problems, which caused "persistently high water levels" that weakened the facility’s walls, a...

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