The condition of homes in the community of Cushing, Oklahoma, is a boon for people like Dennis Dallos, owner of Plumb Twisted, a plumbing and drain cleaning company in the area.“You never know what you are going to find,” he says. “Copper, clay, cast iron — it depends on the neighborhood and the year a house was built. A lot of the homes were built in the 1920s and 1930s, though. There’s a lot of depreciation.”In other words, the pipes are old and in need of a plumber’s help.Dallos prefers to find copper pipe when he goes looking for a
