Robert L. Gravell Principal Process Safety ConsultantThe DuPont CompanyBob Gravell is a Principal Process Safety Consultant with the DuPont Company and is located at the DuPont Explosion Hazards Laboratory in Deepwater, NJ. Bob received his BS and MS degrees in Mechanical Engineering from the University of Virginia and has 34 years of experience with DuPont, including assignments in project engineering, technical services, manufacturing, and R&D. In his current role he is responsible for addressing a wide range of reactive hazards issues, including flammability and explosion behavior of vapors and combustible dusts. He is also the primary corporate resource in electrostatics hazards evaluation. Bob is a member of NFPA-77 committee on static electricity, NFPA-654 committee on combustible dusts, and ASTM E27 committee on hazard potential of chemicals. He is also a U.S. national delegate to IEC Technical Committee 101 on static electricity.