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.
Trafford is a borough in Allegheny and Westmoreland counties in the U.S. state of Pennsylvania. Located near Pittsburgh in Western Pennsylvania, the borough lies primarily in Westmoreland County; only a small portion extends into Allegheny County. It was incorporated in 1904 from the northernmost corner of North Huntingdon Township, and was named by George Westinghouse for Trafford near Manchester, England. The population was 3,236 at the 2000 census.