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Paired Passage #2

Charles Martin Hall & Aluminum Recycling

QuestionAnswer
inexpensively in a way that doesn't cost a great deal
ore a metal-bearing mineral or rock, or a native metal, that can be mined at a profit
confident sure of one's self
industry the aggregate of manufacturing or technically productive enterprises in a particular field
recycled to undergo reuse or renewal; be subject to or suitable for further use
aluminum silver-white metallic element, light in weight, ductile, malleable, and not readily corroded or tarnished, occurring combined in nature in igneous rock, shale, clay, and most soil
Created by: pfleming
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