Chinese Drywall

"Chinese Drywall," also called odorous gypsum wallboard, has been an issue in new and remodeled homes in Florida, Louisiana, and Texas. The drywall has been determined to emit chemicals that cause sulfide odors, black discoloration of metal fixtures, electrical components, and domestic water piping, as well as corrosion of HVAC components leading to failure. There are also reports of health effects associated with the drywall.