re-refine
Examples
“For instance, one of the aluminum companies has developed new processes that re-refine and smelt aluminum more efficiently, cutting energy consumption by 30 percent and, incidentally, cutting water use⟳ and polluting emissions.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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