BREAKING DOWN 'Variable Overhead'. For example, utility expenses for electric power are incurred by a manufacturing plant every month; the actual amount owed for such expenses depends on the level of manufacturing output.
Wilmerding, Pennsylvania. Wilmerding is a borough in Allegheny County, Pennsylvania, United States. The population was 2,190 at the 2010 census. It is located 12 miles (19 km) southeast of Pittsburgh. At the start of the twentieth century, it had extensive foundries and machine shops of the Westinghouse Air Brake Company.
Woodlyn, Pennsylvania. Woodlyn is a census-designated place (CDP) in Delaware County, Pennsylvania, United States. The population was 9,485 at the 2010 census, down from 10,036 at the 2000 census. It is a part of Ridley Township, and children residing within the community generally attend schools in the Ridley School District.