A-Carb, Boeing, Lockheed Martin, Lucas Aerospace

Caterpillar, Chrysler Corp, Cummins, Ford Motor Company, General Motors, Toyoda TRW, Toyota

Coca Cola Foods, Cutrale, Lipton, Nestle

Ash Grove Cement, Essroc Cement, LaFarge Corp, Lehigh Portland Cement

DOW, Du Pont, Kerr-McGee, Monsanto, Rohm and Haas, Union Carbide

Princeton University, Roosevelt H.S. - Washington, DC, Southern Methodist University-Texas, SUNY - Fredonia, West Point M.A.

Analog Devices, Emerson Electric, Imation, Intel

Farmland Industries, Gerber Products, Heinz U.S.A., Kraft Foods, M.W. Kellogg, Philip Morris, Ralston Foods, Ralston Purina

Corning Asahi, Ford Glass, Philips, Techneglas, Wheaton

North Kansas City Hospital, MO, Seattle-Tacoma International Airport, The Merchandise Mart, Chicago, IL

City of Everett, WA, City of Great Falls, MT, City of Public Service, TX, County Sanitation District of LA, CA, Montgomery County WWTP, OH, NYC MTA, F.D.A., NASA, U.S. Air Force, U.S. Army, U.S. Army Corp of Engineers, U.S. Navy, U.S. State Department

Allied Signal, FMC Corporation, General Electric, TRW, Alcoa, Kaiser Aluminum, Reynolds Metals

Boise Cascade, Huhtamaki, International Paper, Kimberly-Clark, Mead, Weyerhaeuser

Bayer Corporation, BIVI, Merck, Pfizer, Schering Plough, Warner Lambert

Cooper Bussman, Ennis Extruded Products, Formosa Plastics, GE Plastic, Rexam Closures, Reynolds

AES, Consumers Energy, Detroit Edison, Duke Energy, Oklahoma Gas & Electric, PECO Energy, Pennsylvania Power & Light

BF Goodrich, Goodyear, Michelin, Uniroyal, Yokohama

AK Steel, Citisteel, Ispat-Inland, North Star Steel, Nucor Steel