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.
Kittanning is a borough and the county seat of Armstrong County, Pennsylvania, United States. It is situated 44 miles (71 km) northeast of Pittsburgh, along the east bank of the Allegheny River. The name means "at the great stream" in the Delaware language.