The collapse of a Brazilian dam controlled by miner Vale a week ago likely happened because parts of the sand and dried-mud structure dissolved into liquid, a state regulator said in an interview, similar to what caused another deadly mining disaster less than four years ago.

from Reuters: World News https://reut.rs/2BgE6lu
from Reuters: World News https://reut.rs/2BgE6lu
Deadly Brazil dam burst likely had same cause as previous one: official
Reviewed by TUNI ON LINE CENTER AMBIKAPUR
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फ़रवरी 02, 2019
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