Mobile phone firms agree that there's some radiation, but they say the quantity is just too little to bother with. Since the dialogue about their protection continues, it seems that it's best to use mobile phones much less frequently. Mark the letter A, B, C or D on your own https://decuonghk17383.aioblogs.com/83944827/the-definitive-guide-to-on-thi-giua-hk-1-tieng-anh-12