Manufacturing Chemists Association Record of Meetings TASK GROUP FOR AUDIT OF VINYL CHLORIDE CHRONIC INHALATION STUDY Industrial BIO-TEST Laboratories, Inc.

PUBLISHED BY THE MARINE DEPARTMENT - EXXON COMPANY.

Subject: VCM OSHA Compliance Texas City Status Report for 1/14/75 VCM Steering Committee Meeting From: Texas City VCM Ad Hoc Committee, R.

This obviously leads to extra polation problems when the sample contains contaminants at'the several-thousand ppb level.

s' // Manufacturing Chemists Association Record of Meetings TASK GROUP FOR AUDIT OF VINYL CHLORIDE CHRONIC INHALATION STUDY Industrial BIO-TEST Laboratories, Inc.

E.

'fCfr ' to/ <2r a '4 A a., trr *a es. of he .iy oa ha. .re. ose me L"w31* si- -.31 file ::on :rn- J% the arsch afl * or one tm icb rlor ad* -hit red r it 5 to V PROPOSED RULE MAKING 19383 MS.5 PwritwMH rf igrwun.

Burks) `'Will Concrete Be The Leading Material Of The Future?

Connector, Welding Cable Conveyor, Gravity Roller Cooler, Drinking Water Cord, Electric Extension Coupling, Hose Crimper, Electrician's Cutter, Bar, Wire, Pipe-Hand, Pipe-Geared, Gasket, etc- Lanterns, All .Types Lead Joint Runner Level, Hand, Line, etc.

V99S0001S i Pleural Plaques and Cigarette Smoking in Asbestos Workers WittUm Woa, HD; Richard Levin, Mi; and Lawrence Goodman, MX).

This incident leads to a case in point: It is not a desirable or even a healthy situation to carry large sums of money on your person, or (See PAYCHECKS, page 3) EQUITY UNITS $8.14 The value of each unit in the equity portfolio as of the last business day in October was $8.14.

THE PERCEPTION of vinyl chloride as dangerous in any amount leads to a depressing comparison with the lev els accepted ns reasonable by the chemi cal industry as late as January this year.

1HTESH A!

Here inpcrtantly, the wearing of ccntaninated shoes could lead to absorption of the liquid through the soles of the feet as through any other unbroken skin surface. . ' 6.

TRAYER Valley Authority Muscle Shoals Alabama 35660 The Tennesser control industrial work work exposures to airborne asbestos fibers is pre- A program to consistent with OSHA standards and with current good sented The program is consistent includes methods of problem evaluation industrial hygiene practice The program corporate standards and provisions for environmental the establishment of effective control measures and techniques are discussed and medical surveillance Huzard and their merits related IntroSdBucEtSiTonOS HAS BEEN USED EXTEN-EXTEENX-TEN- thermal SIVELY for many years as a insulator When new asbestos insulation is applied or when old insulation is removed considerable quantities of fiber may become lead airborne and unless controlled may to the to excessive inhalation exposures workers Asbestos is known to cause a pulmonary fibrosis known as asbestosis and may cause carcinoma of the lung and mesothe- lium The Tennessee Valley Authority TVA has been engaged in efforts to pre- vent excessive workers exposure to airborne asbestos for about 30 years The Tennessee Valley Authority operates 12 fired electric generating plants in three states Alabama Kentucky and Ten- powered nessee By 1978 three electric generating plants will be added and several more are in the planning stages These facilities require substanbtoitahl amounts of thermal insulating materials for initial construction and for replacement be Each generating unit is scheduled to out of service at approximately month inas tervals for maintenance of such systems and steam lines boiler feed pumps valves turbines During these outages old insula- tion is routinely removed from the systems scheduled for maintenance and new insula- tion is applied when the systems are rein- stalled Small insulating tasks may be completed as needed between outages The insulating materials originally installed in the fired plants contained large amounts of asbestos primarily amosite Most of the insulation was preformed pipes and blocks of hydrous calcium silicate in- sulation reinforced with asbestos fibers Oth- er insulation included boards blankets felts cloths tapes sleeves and cements that contained various quantities of asbestos Evaluation of Exposure At each electric generating plant TVA employs as many as six time insulators including a foreman These men are classified as asbestos workers Usually one or two time laborers are assigned to this group During maintenance outages temporary insulators are employed also time insulators and laborers are mon- itored for exposure to asbestos twice yearly during unit outages.2,3 time insulators are also monitored at these times but because of the temporary nature of their employment these insulators may not be individually monitored every six months In addition to individual exposure,evalu- exposure,evaluations area samples are taken to determine the airborne fiber concentrations in the gen- cral work environment Sampling and anamethods are those recommended by 126 American Indi } the National | and Health | survey of a maintenance | should be c counting no bestos fibers indicated pe engaged at i i cation Asbestos : worker Asbestos worker Asbestos worker Asbestos worker Laborer -.