Pottengerfs concerning: (l) the potential exposure of specific persons and groups who live or work in areas of congested automobile trafficj and (2) the possible role of lead compounds in the atmosphere as a catalyser of certain chemical interactions.

., etc. it would appear that the tetra ethyl lead toxicity y/ould not be too great a problem at sea.

Glidden Nubellte and NubelOn finishes in the industrial field are found on most leading home appliances.

EVENTS LEADING UP TO SPILL 1.

First, they recommend the intravenous use for "pro phylaxis against symptomatic exacerbations in chronic lead poisoning."

Disease caused by 1 lead or its compounds 2 cadmium or its compounds 3 phosphorus or its compounds 4 mercury or its compounds 5 arsenic or its compounds 6 manganese or its compounds 7 beryllium or its compounds!

Kehoe, ' I have recently been asked certain questions about the canister masks used by men employed in the open-air transport of sludge containing tetraethyl lead.

The problem with which you appear to be faced may be a difficult one for economic reasons, since the industrial people concerned with the reclamation of used lead appear to have some difficulty in making a profit unless they cut corners.

Hydrofluoric Acid, 459 Hydrogen Sulfide, 284 Iodine, 457 Isocyanates (TDI and MDl), 489 Lead, 443 Lane, 241 Ltihtum, 566 Manganese, 306 Mercury, 203 Mercury, Fulminate of, 309 Metal Hydrides, 462 Methanol, 407 Methylene Chloride (Dichloromethane), 474 Naphthalene (Crude and Refined), 370 Nitrate-Nitnte Salt Baths for Heat Treating, 270 Oxalic Acid, 408 Oxides of Nitrogen, 206 Oxygen, Gaseous, 472 Perchloric Acid, 311 Phenol (Carbolic Acid), 405 Phosphorus (White), 282 Ptcnc Acid, 351 Pyridine, 310 Selenium and Its Compounds, 578 Sodium, 231 Sulfur, Handling and Storage of Solid, 612 of Liquid, 592 Tetryl, 218 Titanium, 485 1,1,1,-Tnchloroethane, 456 Trichloroethylene, 389 Trinitrotoluene (TNT), 314 Turpentine, 367 Zinc and Zinc Oxide, 267 Zirconium Powder, 382 Patty, F A, ed Industrial Hygiene and Toxicology, Vol 1, 2nd edition 1958, and Vol II, 2nd edition, 1963 Interscience Publishers, 605 Third Ave, New York, N Y 10016 Pnnci, F "Criteria for the Evaluation of Chemical Toxicity," Journal of Air Pollution Con trol, 4400 Fifth Ave, Pittsburgh, May 1964, p 154 Pubhc Health Service Drinking Water Standards, U S Department of Health, Education and Welfare, Pubhc Health Service, Superintendent of Documents, U S Government Printing Office, Washington, D C 20402, Revised 1962 Recommendations of the International Commission on Radiological Protection, Main Com mission Report, Sept 9, 1958 London Pergamon Press, 1959 Smyth, H F "Hygienic Standards for Daily Inhalation " American Industrial Hygiene Association Quarterly, 25711 Southfield Rd, Southfield, Mich 48075 1956, p 129 ---------- "Industrial Hygiene in Retrospect and Prospect--Toxicological Aspects " The American Industrial Hygiene Association Journal, 25711 Southfield Rd , Southfield, Mich 48075 May-June 1963, p 222 Stokmger, H E "Criteria and Procedures for Assessing the Toxic Responses to Industrial Chemicals " Permissible Levels of Toxic Substances in the Working Environment, Oc cupational Safety and Health Senes No 20 International Labor Office, Geneva, Switzer land 1970, pp 36-52 ---------- "Testing for Hypeisusceptibility " National Safety News, vol 95 5 (May 1967) Threshold Limit Values (published annually) Amencan Conference of Governmental Industnal Hygienists, P O Box 1937, Cincinnati, Ohio 45201 1181

FILE NAME Colonial Sugar Refinery CSR DATE 1951 & 1957 DOC CSR142 DOCUMENT DESCRIPTION Memos with Inspection Results & Regulations for Dust Allowance & the Wearing of Respirators FHD.618 FHD.618 Your 818/51 _BF1351 _BF1351 65 LH 17th September 1951 THE UNDER SECRETARY FOR MINES for your memorandum of the 31st must thank you of a report of the t in which you enclosed a copy concerning the Australian Assistant Ventilation Ventilation Inspector Blue Asbestos Mine at Wittenoom Gorge It would be appreciated if youtecmopuelrdatluerte mreeahdaivnegs a copy of the dust counts and the Fuichney's report 1 of Inspector mentioned in paragriph supervision this report it is noted that the amount Un reading is high and that the of dust particles in the area ventilution of this mine needs more tests It is to be noted that the area in the vicinity of the treatment plant is still very dusty of this Department is to be understood The interest from anbestos is when it is realised that hazard and that creater than that from silica considerably that attention to this aspect we have reason to believe has been inadequate in of mining operations at ittenoom t past LINLEY HENZELL CC OMO MISM SIOM N RI OFS P PUS U BLIB I C L HO E IAN C T PLAINTIFF'S EXHIBIT 10317.0 10317.0 me _s _ Copy forwarded Mr.C.N.Broadhurst Mr.C.N.Broadhurst for his information M6.690 M6.690 REPLY QQUOUTE OTE GM.1G9M.B193B3 Produced in the matter of * Asbestos Personal Injury Cases Abrams Lead & copied to Richard F.

Main and Auxiliary Unit Heaters Ventilating Fans Water Coolers Trade-Mark e When you place an order with Westinglu you take advantage of a unique organizai 7 032MOST IK KSS2ABCH Westinghouse research leads the industry, probing for new knowledge.

Examina tion of the plug which was removed from one valve leads to the belief that the rubber swelled as a result of absorbing VCK.

The above gas is presently authorised for transportation in cylinders having service pressures as low as 150 p.s.i. and inasmueh as it is my opinion that ths proposed method of transporta tion will Afford reasonable safety it la respectfttlly requested that the following suggested permit he issued: The Dow Chemical Company, Freeport, Texas, is hereby authorised to ship vinyl chloride, inhibited in ICC Speci fication MC-330 cargo tanks with a design working pressure of: 300 p.s.i. equipped and loaded to a filling density not leading in accordance with the requirements of section ,315 of I.C.C.

(J) the most satisfactory diluent, if it is advisable to use such* (J.) the lead concentrations oi the respective fluids and. tferhe limits of variation permissible.

RESOLVED, that the proposed expenditure of the sum of $430. by National-Boston Lead Company, in addition to turn-in allowance on old car replaced, for the purchase of a Ford Tudor car for salesman, in conformity with letter of Mr.