lbnl 44314 energy use and intensity of the us chemical industry ernst worrell dian phylipsen dan einstein nathan martin environmental technologies division april 2000 this work was supported by climate protection office air radiation agency through department under contract no de ac03 76sf00098 ernest orlando lawrence berkeley national laboratory 2 disclaimer document prepared as an account sponsored united states government while is believed to contain correct information neither nor any thereof regents university california their employees makes warranty express or implied assumes legal responsibility for accuracy completeness usefulness apparatus product process disclosed represents that its would not infringe privately owned rights reference herein specific commercial service trade name trademark manufacturer otherwise does necessarily constitute imply endorsement recommendation favoring views opinions authors expressed