Les téléphones cellulaires sont parfaits pour échanger des photos et des bactéries; le nettoyage peut endommager les écrans
Wall Street Journal . “A lab tested eight randomly selected phones from a Chicago office for this article. The phones showed no signs of E. coli or staphylococci bacteria. But all phones showed abnormally high numbers of coliforms, a bacteria indicating fecal contamination. Of the eight phones tested by HML Labs of Muncie, Ind., there were between…