EXPOSURE RATINGS 1 - Major potential contact - characterized by manual and maintenance operations such as emergency repairs, clean up spills, packaging volatile or dusty materials without exhaust ventilation, changing catalyst, cleaning vessels. 2 - Moderate potential contact - characterized by manual operations such as bagging chemicals, catching samples, materials handling. 3 - Minor contact - characterized by semi-closed systems with low level exposure likely. 4 - No contact - characterized by closed chemical system which prevents occupational exposure. 005841 Industrial Hygiene Monitoring Guidelines Monitoring to insure acceptable.exposure to regulated or suspect carcinogens' (Benzene, Asbestos, Hydrazine, Nickel, Carbon Tetra chloride, Chloroform).

CELANESE CHEMICAL COMPANY Chemcel Plant Bishop, Texas To: C.

CELANESE CHEMICAL COMPANY Chemcel Plane Bishop, Texas To: C.

Bufcrirflficc iWemoniiiiltiin T Name and Location) As Listed K ROW (N*rne anQ Location) M.

' CELANESE CHEMICAL COMPANY Chemcel Plant Bishop, Texas To: M.P.

September 21, 1956 Mr* R.

Paper Group International Falls, Minnesota 56649 218/283-3411 cc; t Boise Cascade ^ ^ -p ~^5/V\ July 13, 1973 Dear Mr.

O^TM im J7JUTM5.1U--"i-TM _ --.. a.

PLAINTIFF'S EXHIBIT THE DOW CHEMICAL COMPANY restricted FOR USE OF DOW EMPLOYEES ONLY t-O -=r OMrion cr TEXAS i AllttlOfS V.

INDUSTRIAL HYGIENE REPORT /STi'vC' TEXAS OPERATIONS DOW CHEMICAL USA AN OPERATING UNIT OF THE DOW CHEMICAL COMPANY FILE NUMBER; DATE ISSUED: A6-T44F FEBRUARY 10, 1989 PLANT CODE: .,,-46000-------- - -------------- TITLE: EVALUATION OF CONTRACTOR WORK PROCEDURES DURING A TRANSITE REMOVAL PROJECT AT Personal and area monitoring was performed during the removal of asbestos transite at Magnesium I on December 14 and 15, 1988.

50683 DOW CHEMICAL U.S.A.

% IMTSPNAL. 0CS:"=3?

- --.r vi fi#Y:;^--' >1''; .'.t*5-tt t. ' j ' ' .' 5-.v4T '' Sales Corp,82 4$ *;^besfcQ>8ponge faltei H ve^<p^ Fc\q,vkj A flexible, laminated, fibrous, reaewbling. 4Qr*ag&t&& cardboard In appearance XlXfcy,.v:W$- -an- eonetructe4 to contain a large number , SM,# Jto4W&d.4 -sheets 36 inches long byv _ W iriofew vldp by l/2 to 4 Inches thick* Etetu 86 by 24 by 1 inch thick.

Chemical Manufacturers Association Government Relations Committee Special Meeting on Hazardous Waste January 5, 1983 Members Present Robert E.

ERIE CITY UNDERFEE sturdiness and reliability factors that- are reflected in continuous day By-day'