If use of PET food grade plastic bottles for long time will be harmful to health?

PET food grade plastic bottle, namely PET plastic is the abbreviation of English Polyethylene Terephthalate, abbreviated as PET. Chinese means: polyterephthalate plastics, mainly including polyethylene terephthalate PET and polybutylene terephthalate PBT. Polyethylene terephthalate is also commonly