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Active 4 yıl 4 ay önce
Toothbrush design is little changed from its earliest form. The biggest difference is in the materials: toothbrushes are now all made of at least some plastic. Take a tour of the humble toothbrush and find out how it affects the environment.
At first, years ago, it was just an occasional piece of plastic trash that Kahi Pacarro, the founder of […] Görüntüle
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