Know when to throw–sometimes things go bad without any outward signs–like rotten odors. A new paper -based test could help. It detects chemical markers of spoilage in food and cosmetics. Learn more:Â http://scim.ag/2v5xWic
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology, Gr. 11-12 Chemistry
ARTICLE BY:
msander
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