BBC investigation exposes dangerous teeth-whitening industry
Daniel O’Donoghue & Laura O’NeillBBC North West Investigations Getty Illegal teeth-whitening treatments that can burn gums and destroy teeth are being handed over in car parks and on doorsteps, a BBC investigation has found. Some gels, containing more than 500 times the legal limit of bleaching agent for over-the-counter products, are sold blatantly on social…


