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.
Clackamas is a census-designated place (CDP) in Clackamas County, Oregon, United States. The population was 5,177 at the 2000 census. It is a suburb of Portland, Oregon. It is the location of the Clackamas Town Center mall and Camp Withycombe, a military base. Clackamas also has a branch of the Kaiser Permanente Hospital.