DOW CHEMICAL U.S.A.

PPG Industries.

PPG Industries, Inc.

n0 00823& IHS File Number: LA-5540 Table 1 Plant Code: Personnel Monitoring Results for M thyl n Chloride, Chlorinated M than Products, Block 46, Plaquemln , la, Sept mber 1997 Methylene Chloride Sample Monitored Full-Shift Employee Sampling Duration Concentration TWA* Date ID Period_______ (min)____ (ppm)_______ (ppm) Comments Operator - 8 HR SHIFT 9/3/97 94373 9/3/97 94373 9/3/97 433015 9/4/97 433015 5:30 - 16:40 6:00- 8:30 6:15 - 16:00 6:30 - 14:30 670 150 585 480 9/4/97 94373 6:30 - 14:30 480 0.13 0.45 0.52 0.21 ND(0.09) 0.13 Working in the M2 area of the plant but had no contact with equipment containing MeCL. 0.14 Collecting M2 sample for analysis.

HALOGENATED SOLVENTS INDUSTRY ALLIANCE 1225 19th Street.

MlW 1991 CONSOLIDATED AUDIT GENERAL INFO ZO *-4 X> 2-7 oK) ZA w y- 'O > N) rm CHORINE-1 i niirtlr"-nmnninfT..............................-

Unknown From: Sent: T: Subject: S nsltivfty: MOUBRE Wednesday, September 25,1996 7:04 AM KJKELLEY RE: CMP 60 PSIG steam project Confidential Kevin I figured that you would Keep DS-1030 as a back up and for low pressure control.

UNION CARBIDE CORPORATION VERMONT INVENTORY LISTING Generated: April 16, 1990 Subject: LIT Date 04/13/90 Carton 18 of 22 000-00-00 Entered 04/12/90 by Subcatagory: DENDINGER, MARY A.

PSA SYSTEMS PROCESS SUMMARY: * ABSORB VAPORS FROM ATMOSPHERIC TANKS/LOADING * VACUUM OPERATION TO DESORB VAPORS * CONDENSE WITH R-22 * BURN OR REPROCESS PRODUCT PSA-1750 FOR CHLOROFORM TANKS * PSA-1760 FOR METHYLENE CHLORIDE TANKS 4 PSA-1770 FOR M4 / MEOH / URETHANE / AEROTHANE TANKS * REACTIVE CHEMICAL REVIEW DURING STARTUP IN NOVEMBER 1991 DO A 032563 CONFTDFNTTAI PSA SCENARIOS L___ EQTENTIAL FIRE IN CARBON BEDS PROCEDURES FOR BED DUMPING BED TEMPERATURES USED TO MONITOR, ALARM AND SHUTDOWN - ON CRITICAL INSTRUMENTS VACUUM BREAK DONE WITH NITROGEN TO PREVENT AIR/CARBON OR AIR/MEOH/CARBON INCIDENT ENTHALPY OF ABSORBTION RESEARCHED AND IS OK (PSA START-UP REVIEW) 2.__ IVBE LEAK FREON 22 ON SHELL, DOESN'T REACT WITH PRODUCTS On ?

CKLGRINATED METHANE PRODUCTS [ COMMUNIQUE' DOW CONFIDENTIAL J^`.

03-15-1993 10:10 4914670 OimUBli LLM ^^ ^ ' '' ' na ( ,( KCS W nr 4557-9 4MM. - PAT PG 1 or iwro 00-027-3359 OISTA CHEMICAL COMPANY NEW HUY 25 ABERDEEN MS 39730 00-028-SS90 VISTA CHEMICAL COMPANY PURCHASING DEPARTMENT P 0 BOX 19029 HOUSTON TX 77234 LAKE CHARLES SHI------------------- ww------------mm.-- flUUB" ` 1 1c """ "------- ------------------ 1 UTLX 98046 PPD KCS 112 KCS--<SMREUPORT >--MSRC-( MERIDIAN >~SR oSSSRr i AIOOUCT QBtCMPnON 0199452 SCmrccajuu:XNYL CHLORIDE 3FLAMMABLE GAS/VUN10BS IQ (VINYL CHLORIDE) MT-C7S1S PLACARDEDt rLAMMASLE 6AS JAZMAT 8TCC-4905792 PG PRODUCT NAME* VINYL CHLORZDC-TOL XgftL W ROSS - 262020 TARE - 62600 NET -j 176420 SNIPPED IN THE NAME OP VISTA CHEMICAL CO CONTRACT KCSC1046 VB VISTA POLYMERS 'B P O BOX 21949B VB HOUSTON, TX, 77224 IS88 HEEL 178673 toco ; i HBELi47 01 VINYL CHLORXDE-TOL BULK(VISTA) 71872 SUPERRJND 0020 L ADD 99 N01 MEYERS 99 SOI MAIL CERT ANAL A B-"L TO CONSIGNEE ATTN 99 SOI AMY BAGWELL 99 SOI ON D/6 PAX 713-588-3429 SHPG INTO TO ATTN 99 SOI PAT HAMILTON STDG ORt 5978 oo^7- <>>9 ^OV ?

THE DOW CHEMICAL COMPANY ELECTRICAL TECHNOLOGY GLOBAL ADMINISTRATIVE GUIDELINE G7A-0099-05 14-JUN-1996 PAGE 1 OF 1 ELECTRICAL SAFETY AND RELIABILITY AUDIT CHECK LIST FOR SWITCHGEAR SWITCHGEAR LOCATION I.D. #: SWITCHGEAR EQUIPMENT I.D. #: m IB switchgear Yes No N/A 1.

ABD00089005 Name: Phil lips Next test due: TSI MODEL 8015 PORTACOUNT FIT-TESTING SOFTWARE Version 2.01 S/N 927 VISTA POLYMERS FIT TEST REPORT Test date: Test time: Test subject last name: Test subject first name: ID number: Operator name: Next fit test due: Test agent: Test device: 08-01-1994 1:21:28 pm Phi11ips Leon 426743288 S.

ABD00101632 RECORD TYPE : Instruction DIRECTIVE NUMBER : CPL 2-2.45A CH-1 SUBJECT : Process Safety Management ofHighly Hazardous Chemicals-- Compliance Guidelines and Enforcement Procedures.

API RP*752 RSTB 0732jffibflSKW81% 130 Management of Hazards Associated With Location of Process Plant Buildings API RECOMMENDED PRACTICE 752 CMA MANAGER'S GUIDE, FIRST EDITION, MAY 1995 Responsible Care* A Public Commitment A CHEMICAL MANUFACTURERS ASSOCIATION 2501 M Street, Northwest Washington, D.C. 20037 Strategiesfor Today's Environmental Partnership American Petroleum Institute 1220 L Street, Northwest Washington, D.C. 20005 Copyfi<|lil by Ihc AMERICAN PEIR01CUM INSWUIE(API) I'li Ocl 04 11:11:4 j 19% API RP*7Sa H5 674 Date of Issue: October 1995 Affected Publication: API Recommended Prxtice 752, Management ofHazards Associated WithLocation of Process Plant Buildings, CMA Manager's Guide, First Edition, May 1995 (first printing) ERRATA On Page 5, in Figure 2, the paragraph references have been added to the Stage 3 box.