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.
Ona is a small unincorporated community along US 60 in Cabell County, West Virginia. It is situated roughly half-way between the towns of Barboursville to the west and Milton to the east. Ona is a part of the Huntington-Ashland, WV-KY-OH Metropolitan Statistical Area (MSA). As of the 2000 census, the MSA had a population of 288,649.