Ptt 大爆卦 | PETG 7 - 前往 https://www.quora.com/What-is-a-PETG-plastic-rating-On-The-bottom-of-the-water-bottle-that-I-drink-from-it-has-the-7-indicated-as-a-PETG-rating-What-does-that-mean-The-bottle-claims-to-be-BPA-free-Does-PETG-has-to-do-with-toxicity-or

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What is a PETG plastic rating? On The bottom of the water ...

That isn't a rating, but rather the name of the specific plastic being used. #7 is the “other" category in the plastic recycling codes, so without the ...

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