Darling International Inc. is in the business of rendering, recycling and recovery material. Based in Indianapolis, Ind., it provides services, such as cooking oil removal, fat and bone rendering, trap cleaning, pet food, and hides, to name a few. Darling International Inc. contributes to the production of jet fuels, tires and commercial products. Additionally, pioneers in rendering animal by-products into fertilizers, tallow and hides, was there with a solution. The company has association with National Service Center.