Foam plastic insulation materials such as polystyrene, polyurethane, and polyisocyanurate are important to increase the energy efficiency of buildings and reduce carbon footprints. However, potentially harmful flame retardants are used to help foam plastic insulations meet a flammability test. Unfortunately, these chemicals have spread around the globe and are now found in just about everything else too – dolphins, birds, our house dust, food, and families. This is a concern because they have been associated with neurological and developmental toxicity, endocrine…