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Inorganic Chemistry
These light-based sensors make glass recycling possible
Fast-acting, spectroscopy-based sorting technologies help produce streams of pure recycled glass that manufacturers then use to make more bottles, jars, and other glass products. But technology alone won’t boost US recycling rates
by Mitch Jacoby
August 1, 2021
| A version of this story appeared in
Volume 99, Issue 28
Credit: Strategic Materials | A suite of sensors enables sorting equipment to quickly purify crushed glass, or cullet, for recycling.
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