Personal care products affect indoor air quality, warns Swiss study

A Swiss study claims that typical personal care products can have a ‘significant impact’ on air quality when used in enclosed spaces. When they come into contact with ozone, the products spark chemical reactions generating new air pollutants, researchers found. + Get the most important news from Switzerland in your inbox The study by scientists at the Federal Institute of Technology Lausanne (EFPL) found that when cosmetic products are used indoors and come into contact with ozone, the resulting chemical reactions can produce new compounds and particles that can "penetrate deeply" into the lungs. However, scientists don’t yet know “how inhaling these particles on a daily basis affects our respiratory health”, EPFL said in a press release on Thursday. The research, published in Environmental Science & Technology Letters, was conducted using roll-on deodorant, spray deodorant, hand lotion, perfume and dry shampoo hair spray – all produced by leading brands and available in major ...