There's no doubt.'

Fluid Services Renovation Roundup Process steam, water/ compressed air and other fluids convey energy to many parts of the modern industrial plant.

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RICHARD D.

ABD00003830 (h ni^ui ('ill/ Chentu ah ,< \m\h lit hliphoni (662) Wi Sill l 4X (662) 369 3630 71 3 lln_h\ui\ 2> /'mi Ojju v lim 01 Munlun M\ 6)7)0 UO1 September 19, 2001 Mr Jerald Uptain P O Box 370 Aberdeen, MS 39730 Dear Jerald Thank you for your recent letter regarding the general monitors and deluge systems within the plant Since receiving your letter, I have investigated the issue and have taken actions to ensure that the appropriate inspections and maintenance are being performed With regard to the deluge systems, quarterly testing for all deluge systems was initiated during the fourth quarter of 2000 Webb Murray and Associates provides this testing and full documentation This quarterly testing is performed in addition to the annual testing, which Webb Murray has conducted since 1998 In addition to the deluge systems, Webb Murray also tests and inspects the firewater monitors, hydrants, pumps, and the Halon systems The general monitors or LLL detection systems have also been addressed with improved, scheduled testing The plant maintenance department has developed and implemented a preventative maintenance action, which will automatically initiate necessary testing on a quarterly basis This testing is performed by the plant's I&E personnel With the actions as noted above, the mentioned safety systems are functional and in a maintained, reliable condition Once again, I would like to thank you for your continued commitment to the safety of the Aberdeen Plant, its employees, and the community If you should have any further questions, please feel free to contact me Sincerely, Paul J Kober Plant Manager

Company: DOW CHEMICAL CO.

DOW ElS AIR0005L OpnChem ENVIRONMENTAL SERVICES 10 JUN 96 04:31 PM LIST AIR EMISSIONS INVENTORY LISTED BY OPERATION - SORTED BY CHEMICAL START DATE: 01-JAN-95 END DATE: 31-DEC-95 OPERATION CODE = 0000469 DR# = ALL FSC = ALL ESC = ALL SITE = ALL CHEM NAMES = DR PAGE 1 OPERATION DESCRPITION: VINYL CHLORIDE UNIT 1/EDC TACB PLANT ID: U1 OPN CODE: 0000469 FIN# FSC EPN# ESC DR# CHEMICAL ANN UPSET EMIS RATE TONS/YEAR EMIT RATE TOMS/YEAR ANN UPSET + EMI T TONS/YEAR ANN UPSET M CHANGE + EMIT DATE LBS/YEAR CHANGED BY OC1U1FU2 FU OC1FU2 0C1U1FU2 FU OC1FU2 OC1U1 TO30 TO OC1SV33 OC1U1B400 B OC1SV400 OC1U1H20S H OC1 S205 OC1U1B 150 B OC1SV151 OC1U1H202 H OC1S202 OC1U1H204 H OC1S204 OC1U1B400 B OC1SV400 OC 1U1 TO30 TO OC1SV33 OC1U1H203 H OC1S203 OC1U1H201 H OC1S201 OC1U1H205 H OC1S205 OC1U1H204 H OC1 S204 OC1U1B400 B OC1SV400 OC1U1B350 B OC1S350 OC1U11030 TO 0C1SV33 0C1U1H202 H 0C1S202 0C1U1H201 H 0C1S201 OC1U1B150 S OC1SV151 0C1U1H203 H 0C1S203 OC1U1FU2 FU OC1FU 2 OC 1 U 1 T 030 TO OC1SV33 OC1U1FU2 FU OC1FU2 OC1U1RX1 PU OC1SV400 OC1U1RX1 PU OC1SV33 OC 1U1B400 B OC1SV400 OC 1U1TO30 TO OC1SV33 OC1U1B400 B OC1SV400 OC1U1T 03 0 TO OC1SV33 OC 1U1B400 B OC1SV400 OC 1U1RX1 PU OC1SV33 OClUlRXt PU OC1SV400 0C9U1FU4 FU OC9FU4 FU 0002-3632 1,1,2,2-TETRACHLOROET HANE FU 0002-3687 1,1, 2.TR1CHLOROETHANE V 0002-5058 BENZENE V 0002-5058 BENZENE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0015-9364 CARBON DIOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE V 0006-7867 CARBON MONOXIDE FU 0002-3654 CARBON TETRACHLORIDE V 0006-7834 CHLORINE FU 0006-7834 CHLORINE V 0006-7834 CHLORINE V 0006-7834 CHLORINE V 0006-7834 CHLORINE V 0002-5296 CHLOROBENZENE V 0002-5296 CHLOROBENZENE V 0002-3609 CHLOROFORM V 0002-3609 CHLOROFORM V 0002-3609 CHLOROFORM V 0002-3609 CHLOROFORM FU 0002-0575 D 1 CHLOROD1FLUOROMETHANE 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.1020 0.1020 0.0000 0.0000 17891.0000 0.0000 15493.0000 18108.0000 1 2446.0000 15125.0000 18108.0000 16053.0000 8.8410 5.2450 4.4840 0.0000 1.7650 4.5190 4.6820 4.6080 5.2820 0.0510 0.0000 0.1020 0.0250 0.0230 0.0000 0.0000 0.0000 0.0000 0.0000 0.0090 0.0010 0.2000 0.1020 0.1020 0.0000 0.0000 17891.0000 0.0000 15493.0000 18108.0000 12446.0000 15125.0000 16106.0000 16053.0000 6.8410 5.2450 4.4840 0.0000 1.7650 4.5190 4.6820 4.6060 5.2820 0.0510 0.0000 0.1020 0.0250 0.0230 0.0000 0.0000 0.0000 0.0000 0.0000 0.0090 0.0010 0.2000 204 0 25 - APR-96 20766 204 0 25 - APR-96 20766 0 0 25-APR-96 20766 0 0 24-APR - 96 20766 35782000 0 29-APR-96 20766 0 0 29-APR-96 20766 30986000 0 29-APR-96 20766 36216000 0 29-APR-96 20766 24892000 0 29-APR-96 20766 30250000 0 29-APR-96 20766 36216000 0 29-APR-96 20766 32106000 0 29-APR - 96 20766 17682 E 25 - APR-96 20766 10490 E 25 - APR-96 20766 8968 E 24-APR-96 20766 0 E 24-APR-96 20766 3530 E 25-APR-96 20766 9038 E 25-APR-96 20766 9364 E 25-APR-96 20766 9216 E 24-APR-96 20766 10564 E 25-APR-96 20766 102 0 25-APR-96 20766 0 E 25 - APR-96 20766 204 0 25-APR-96 20766 50 E 29-APR-96 20766 46 E 29-APR-96 20766 0 E 24-APR-96 20766 0 0 25-APR-96 20766 0 0 24-APR-96 20766 0 0 25-APR-96 20766 0 0 24-APR-96 20766 18 0 29-APR-96 20766 2 0 29-APR-96 20766 400 c 25-APR-96 20766 00 1?

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ABD00302266 Q C* 0 0090 0300 0400 0500 LABORATORY a Cs >=> SO ~ez> 'o JO c<o <3> Q <0 Ci co o 0200 2300 2400 0100 aO o .

Vista Polymers Highway 25 P.

BOB WEST ASSOCIATES, INC.

Niifisk exhaust filter specifications Filter casing Filter material Filter cartridge diameter Filter cartridge height Filter surface area Maximum working temperature Aluminum Fiberglass 130mm (6 1/8") 76 mm (3") 3200 cm* (3.4 ft.*) 90* C. (194* F.)

SECOND AMENDED ANSWER TO INTERROGATORY NO.