Today I Learned (TIL)

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TIL boiling water can remove microplastics (pubs.acs.org)

submitted 5 months ago by partybot@lemmy.ca to c/til@lemmy.ca

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[–] nik282000@lemmy.ca 4 points 5 months ago* (last edited 5 months ago)

It's MICRO plastic, literally too small for you to see. If you look at a new tooth brush under a microscope compared to a used one there are very clear signs of wear.

Electron microscope view: https://www.medicaldaily.com/pulse/after-you-brush-your-teeth-3-months-what-your-toothbrush-looks-why-you-need-replace-361258