CNN
Researchers from the University of Toronto and Bucknell chemistry professor Doug Collins decided to see what might happen when citrus fragrance and bleach fumes, at concentrations likely to occur in indoor environments, were combined. As this story reports, their study published Tuesday by the American Chemical Society found that common citrus household cleaners with those elements, when inhaled, can be harmful to people and pets. Also published by MSN Lifestyle and Healthline among others