In fact, the safety of PET bottles is inseparable from the advantages of PET plastic bottles. The first is that PET plastic bottles are light in weight and durable in material. The second is that PET plastic bottles are cheap in price. Compared with glass and ceramic packaging, the price of PET plastic bottles is much lower. Third, PET bottles have a high recycling rate, which is far higher than other plastic bottles, which is conducive to environmental safety.