No, George and William didn't go into the plastics business together. Rather, Washington Penn Plastic (WPP) -- based in Washington, Pennsylvania -- is a compounder of custom polyolefin and thermoplastic resins. Its products can be made to the customer's requirements, with options including custom colors, calcium-, talc-, or mica-filled compounds, fiberglass and mineral reinforced, or plastics made from recycled materials. The compounds are used by customers to manufacture a number of products including packaging, building materials, appliances, and automotive parts, among others. Subsidiary Southern Polymer provides distribution and reselling services. WPP is part of the Audia Group.