Document bBVOzaG5v3MBg4BG3NVXDZDny

will, m{ (SUED E. I. ou Pont oe Nemours S Company Haekeu. Laboratory por Toxicouoar AMO |N0UTRIAL MEDICINE P 0. Sox SO. Clxton Roas NEWARK. DELAWARE 1471 1 CENTRAL RESEARCH AMO DEVELOPMENT DEPARTMENT Novemaer 9, 1984 Joseph Z. zdrok American optical Compare 14 Mechanic Street Southbridge, MA 01550 Sear Josepn: Du Pont has recently completed a study on the effectiveness of respirators against asbestos when they are properly used in the workplace. A copy of the report is attached for your information. Please contact me if you have any questions. Sincerely, SWD/tae Attachment Stephen w. Dixon Section Supervisor Industrial Hygiene 901 DUP 09073S4 DU 028455