Chemistry news

Natural preservatives on the rise

Beginning this year, Oscar Mayer stopped adding artificial preservatives to their hot dogs. Taking their place is celery juice, a natural source of the preservative sodium nitrite. This week Chemical & Engineering News (C&EN), ...

dateAug 02, 2017 in Other
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The nitty-gritty behind how onions make you cry

Adding onions to a recipe can make a meal taste rich and savory, but cutting up the onion can be brutal.  Onions release a compound called lachrymatory factor (LF), which makes the eyes sting and water. Scientists know that ...

dateAug 02, 2017 in Biochemistry
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