PKT.PASB The Dow Chemical Company, Union Carbide Corporation, formerly known as Union Carbide Chemicals and Plastics Company, Conoco Inc., formerly known as Continental Oil Company and B.F.Goodrich Company, their respective heirs, successors, predecessors, subsidiaries, assigns, directors, officers, agents, servants, attorneys, employees, former directors, former officers, former employees agree to release and discharge each other and their respective insurers for and from all claims of any kind and nature, including those claims for contribution or any other alleged tort, which have arisen or may result from the injuries and illness suffered by John H.

Or September 6, 1990 To: John R.

ONE INTERNATIONAL PLACE BOSTON, MA 02110-2624 June 20, 1990 John R.

- MIOH CARBIDE CHEMICALS AND PLASTICS COMPANY INC.

i ii"i r, l_il.il II II IT i_i TO: R.

Ethanolamines/Glycol Ethers Tier 3 Procedure Section Number: Issue Number: Original Date: Revision Date: Title: References: 616 1.3 12-17-91 Author: 12-29-95 Percent Water Determination Of T-230 Bottoms Glossary Of Equipment Identification (Text #114) 616.

Ethanolamines/Glycol Ethers Tier 3 Procedure Section Number: Issue Number: Original Date: Revision Date: Title: References: 635 1.2 08-24-93 Author: Mike Viator 07-18-95 Steps To Calibrating Color Machine Using Factory Tiles Glossary Of Equipment Identification (Text #114) Hunter Lab Instruction Manual 630 Standardize Klett Cell for Color Analysis 635.

Ethanolamines/Glycol Ethers Tier 3 Procedure Section Number Issue Number Original Date Date Title References :216 :1.3 : 12-23-91 Author: Mike Viator : 12-29-95 :Putting Hot Water Tracing On Ethanolamines Tanks :Glossary Of Equipment Identification (Text #114) 216 Putting Hot Water Tracing On Ethanolamines Tanks 1.0 Objective: 1.1 To put hot water tracing in service without damage to equipment or injury to personnel. 2.0 Responsibility: 2.1 It is the responsibility of the Operations Supervisor and Senior Operator Specialist to ensure that this procedure is fully complied with. 2.2 It is the responsibility of the Senior Operations Specialist and the Operations Specialist to ensure that this procedure is executed in a safe and efficient manner. 3.0 Special Notations: 3.1 If it becomes necessary to throttle the water on a tank jacket for any reason, always use the outlet valve. 4.0 Safety Notation: 4.1 The temperature of the condensate will very from winter to summer, but it will still be very hot regardless of the time of the year. 5.0 Procedure: 5.1 Open the inlet valve to the jacket. 5.2 Open the outlet bleed valve and bleed air from the jacket. 5.3 Once the air is evacuated from the jacket, close the bleed valve and open the outlet valve. 6.0 Revisions: Revision No.1 06-10-93 Yearly Review Revision No.2 12-20-94 Yearly Review Date Printed: April 18,1998 Paper Copies Of This Document Are Uncontrolled & Not Subject To Update.

4 Ethanolamines/Glycol Ethers Tier 3 Procedure Section Number: Issue Number: Original Date: Revision Date: Title: References: 1712 1.4 11-11-91 Author: Dwayne Leglue 01-21-98 Warming Up Reboilers Glossary For Equipment Identification (Text #114) 22 PM Series Start-up (For El 10 Specifically) 23 EB Mode Start-up (For El 10 Specifically) 1712 Warming Up Reboilers 1.0 Objective: 1.1 To prevent damage to equipment (reboilers) and personnel by pre-heating the reboiler prior to service in a safe and efficient manner. 2.0 Responsibility: 2.1 It is the responsibility of the operations personnel to ensure that this procedure is fully complied with. 3.0 Procedure: 3.1 Let the boardman know you are going to warm up the reboiler. 3.2 Call the boardman and make sure he/she has the steam control valve closed. 3.3 Slowly open the upstream block valve on the steam control loop to the reboiler you are warming up. 3.4 Open the upstream bleed valve on the control loop. 3.5 Bleed cold condensate from line until you start getting steam from bleed. 3.6 Crack the bypass valve slowly around the control loop to allow a small amount of flow to the reboiler to start warming the shell.

Section Number: Issue Number: Original Date: Revision Date: Title: References: Ethanolamines\Glycol Ethers Tier 3 Procedure 1704 2.1 11-11-91 Author: Michael Viator 01-21-98 Changing Out Fluid In Buffer Pots Glossary Of Equipment Identification (Text #114) 1704 Changing Out Fluid In Buffer Pots 1.0 Objective: 1.1 To replace buffer fluid to royal purple 22 buffer fluid in a safe and timely manner without compromising the atmosphere. 2.0 Responsibility: 2.1 It is the responsibility of the maintenance department to provide a procedure that will achieve the objective. 2.2 It is the responsibility of the team coaches to assure that this procedure is adhered to as per procedure. 2.3 It is the responsibility of the operational folks to change the buffer fluid as per procedure and return the equipment back to its original state but with royal purple 22 buffer fluid. 3.0 Special Notations: 3.1 All the Sundyne pump buffer pots are tied into the same vent header, so the pot vent bleeds must be tagged along with the pot you are working on. 3.2 Red tags are required because the pump may have to be left unattended for periods of time. 3.3 Breathing air is required when handling spent royal purple with oxide or ammonia in it. 3.4 Dispose of spent royal purple mixture in plastic disposal drums with polypropylene absorbent pads only and label as such. 3.5 It is suggested that the buffer fluid be changed when the pump is repaired to get a complete change over and not effect the seal by having cross contamination of ROYAL PURPLE buffer fluid. 4.0 Procedure: Date Printed: April 18, 1998 Printed Copies Of This Document Are Uncontrolled And Not Subject To Update.

DOW CONFIDENTIAL REACTIVE CHEMICALS HAZARD DATA PROPERTIES AND PRECAUTIONS PAGE 1 24-JAN-1995 REFERENCE NUMBER: DATE OF ISSUE: DATE AMENDED: DATE RECEIVED: RCZ-88-0145 02-SEP-1988 05-MAY-1977 MATERIAL NAME: CHLOROTHENE NU / SODIUM HYDROXIDE MOLECULAR FORMULA: C2H3CL3 / NAOH PHYSICAL STATE: LIQ/SOL STRUCTURAL FORMULA/COMPOSITION: CHLOROTHENE 52 WT% / NAOH 48 WT% RELATED TO WHAT PROCESS OR PRODUCT: CHLOROTHENE SOURCE OF SAMPLE: STADE, W.

DOW CONFIDENTIAL INFORMATION CRI NUMBER R&D REPORT THE DOW CHEMICAL COMPANY LABORATORY REPORT CODE LAD-AR 94.01 DEPARTMENT RESEARCH AND DEVELOPMENT GEOGRAPHIC LOCATION LOUISIANA DATE ISSUED January 4,1994 REPORT TITLE Reactive Chemicals Testing of Compatibility of Absorbents with Process PAGES IN ___ 22___ FULL REPORT Chemicals LAB NO.

Reactive Chemidal Training July 23 and 30, 1996 Team Exercise 1=Not known to be reactive 2=Reactive (Potentially hazard under some circumstances 3=Potentlal Hazard (Rapid Reaction With High Energy Release) MATERIALS Fiberglass Carbon Steel Titanium Aluminum Brass Copper Nickel Polypropylene Polyethylene Hastelloy C Teflon PVC CPVC Kynar Stainless Steel Alloy 20 Monel Break into Groups of 4 -6 members and work to complete the grid PROCESS CHEMICALS with the appropriate reactivity level.

#6 From: To: CC: Subj: 15-DEC-1992 09:30:24.92 LACSDC::LASSEIGNE _, LAWSON ASBESTOS SURVEY NEWMAIL 1. what kind of asbestos do you have in service in your block/facility?

CM Chemical Manufacturers Association November 13,1995 Dear Vinyl Chloride Health Committee Members: This is a good news letter!