A Muscovite almost choked after trying to build his teeth whitening "on a video from social networks" almost proved fatal for a woman. A 42-year-old woman from Otridi district decided to save money to go to the dentist and whiten her teeth at home. She watched a video promising a snow-white smile after applying 3 percent hydrogen peroxide. First, she applied the solution with cotton wool, but was taken away, increased the dose and sprayed the medicine in the mouth. After some time, as the media writes, the woman's lips and tongue swelled, it was difficult for her to swallow and breathe, her voice changed. A panicked woman called an ambulance, and she was taken to the hospital, where she was diagnosed with chemical burns from the demolition and soft tissue swelling. Tag: Pool N3/MAX.