3-M

ARIZONA CHEMICAL

ARKANSAS EASTMAN

BASF

BAYER

BP AMOCO

BRIDGESTONE- FIRESTONE

CELANESE

CHEMTURA

CHEVRON

CIBA SPECIALTY CHEMICAL

CITGO
                                        
COLUMBIAN CHEMICAL

COOPER TIRE & RUBBER

CROMPTON CORP.

DAYTON TIRE

DOW CHEMICAL

DOW HALTER

DUPONT

EL DORADO CHEMICAL

ERGON

EXXON MOBIL

FIRESTONE BUILDING PRODUCTS

FRONTIER

GEORGIA PACIFIC

HAMPSIRE CHEMICAL

HERCULES

HUNTSMAN

ISP CHEMICAL

LION OIL COMPANY

LUBRIZOL

MERCK & COMPANY

MOTIVA

NTN BOWER

NUTRASWEET

OCCIDENTAL CHEMICAL

OLIN

OXY VINYLS

PASADENA REFINING

PFIZER

PHILLIPS PETROLEUM

PLACID REFINING & MARKERTING

PREMCOR

PROCTER & GAMBLE

ROHM & HAAS

SHELL

SHELL CHEMICAL

SHELL REFINERY                          

SOLUTIA

SUN CHEMICAL

SUNCOR

SYGENTA

TENNESSEE EASTMAN

TESORO REFINING & MARKETING

TEXAS EASTMAN

VALERO                                          

VORDIAN

VULCAN CHEMICAL

WISE ALLOY