WSU team Jose Becerra, David Drake and Jacob Sauer (l-r) display brick they have made from drywall construction waste.
Building construction and demolition waste is a growing problem in the United States. In 2014, contractors disposed of 534 million tons of waste, a tripling since 2003. Drywall, also known as gypsum board or sheetrock, is a ubiquitous interior wall covering that is cost effective but wasteful to install. Building a 2,000 square-foot home generates more than a ton of drywall scrap.