RIO DE JANEIRO >> A closed rock salt mine belonging to Brazilian petrochemical giant Braskem partially collapsed Sunday in the northeastern coastal city of Maceio, the city’s civil defense authority ...
From health spas to film storage, salt mine caverns have been put to use in surprising ways—and they’re now poised to contribute to the generation and storage of clean energy.
Beneath southern Poland, the Wieliczka Salt Mine has transformed from a medieval industrial powerhouse into a surreal ...
RIO DE JANEIRO — A mine belonging to Brazilian petrochemical giant Braskem ruptured Sunday in the northeastern coastal city of Maceio, the city’s civil defense authority said. Video the authority ...
RIO DE JANEIRO — A closed rock salt mine belonging to Brazilian petrochemical giant Braskem partially collapsed Sunday in the northeastern coastal city of Maceio, the city's civil defense authority ...
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