A mass tort is a civil action involving numerous plaintiffs against one or a few corporate defendants. The tort may involve, for example, personal injuries suffered by numerous plaintiffs as a result of a defective product, or a mass disaster in which there were many injured persons, such as an airplane crash, or exposure of a large group of people to toxic chemicals or pharmaceuticals.
Adena is a village in Harrison and Jefferson Counties in the U.S. state of Ohio. The population was 815 at the 2000 census. The Jefferson County portion of Adena is part of the Weirton–Steubenville, WV-OH Metropolitan Statistical Area.