BOC, Murray Hill, N.J., was recognized as a certified supplier of Worthington Cylinders, a subsidiary of Worthington Industries, Westerville, Ohio. BOC will provide Worthington Cylinders with bulk and cylinder gases and technical assistance, as well as an online system that offers simplified fulfillment process, monitoring of liquid gas levels and product delivery. Worthington Industries, a diversified metal processing company, has annual sales of approximately US$2 billion