contentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · 3 months agoTIL boiling water can remove microplasticspubs.acs.orgexternal-linkmessage-square42fedilinkarrow-up166arrow-down16file-text
arrow-up160arrow-down1external-linkTIL boiling water can remove microplasticspubs.acs.orgcontentbot@lemmy.caB to Today I Learned (TIL)@lemmy.ca · 3 months agomessage-square42fedilinkfile-text
minus-squareNik282000@lemmy.calinkfedilinkarrow-up4·edit-23 months agoIt’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
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