Quizzes for review

(mining) The waste that remains after the minerals have been extracted from an ore by ore dressing. / (alcohol production) The feints, the last fraction of product obtained at the end of distillation.

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tailings

The abandoned mine's tailings contaminated the nearby river, forcing villagers to find alternative water sources.

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The abandoned mine's tailings contaminated the nearby river, forcing villagers to find alternative water sources.

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