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Lasers turn trash to cash

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One of the most well-known aims of the quasi-scientific field of alchemy was to transmute lead or other base metals into noble metals, such as gold. In a similar spirit of taking something cheap and abundant and transforming it into something rare and valuable, an international team of researchers from the U.S., Germany, France, Japan, and Norway used lasers to transform plastic into diamonds. With all the talk of microplastics and the more than 60 million plastic bottles being thrown away in the U.S. every day, the advancement is welcome news, though it’s unlikely that people will...Read full article

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