Environmental toxicology expert witnesses may write reports and testify regarding toxic chemicals exposure, including PCBs, benzene, lead, asbestos, and correlated matters. In Tucker County Circuit Court, WV, Paul Wamsley filled a wrongful death suit against G.A. Brown & Son, Inc., after his mother died from inhaling dust at a construction project. Wamsley says his mother inhaled materials including lead and asbestos which led to pneumonia and her death.