Moteriel Acrylic Acid Acrylonitrile Aniline Antimony Arsenic Benzene Cadmium Chromium Cloroprcne Cobalt Copper Cyanides Dichlorobenzenes Formaldehyde Hydrazcne Hydroquinone Hypochlorite Lead Lithium Nickel Phenol Selenium Silver Silieon-Dioxide Coated Lead Chromate Styrene Tetracloroethylenc Thiourea Triaryl Phosphate Esters Trichloroethylene Vinyl Chloride Zinc Lbs. of Usage 251,707 641,133 90 830,571 11,157 385,028 ' 3,311 81,377 24,676 210 321,704 923,069. 2,542 488,965 130 1 15,841,758 626,027 123 126,624 5,839 127 25 2,317 1,413,986 1,095 18 160,022 91,849 118 1,085,724 __Principo) Users PPV - Paint PPV - Paint MCC, Dbn.

lead, cadmium, and chlorinated "The availability of mercury hydrocarbons.

Mesick, Secretary, National Lead Company FROM DIVISION dR BRANCH .

.- The leachant was then analyzed for Cadmium, Lead, and Phenol.

The respirator expert pointed out that extensive train ing would be needed for the widespread use of respirator equipment and that long lead time is necessary even to acquire it.

Johnson & Johnson, (New Brunswick; N J ). a leading talcum powder fitanufac- turer. state* that its tests reveal no as- bestou fiber in it tale product, .; : I !

I would appreciate receiving, as soon as possible, a copy of the paper on lead that you referred to in recent months.

The second reason is that Ford is going to have to introduce lead in this sealer.

Cotton Dust .20 Tetraethyl Lead .21 Tetramethyl Lead .22 Benzene 23.

Union Carbide objects to this Interrogatory on the grounds that it is overly broad, unduly burdensome, and not reasonably calculated to lead the discovery of admissible evidence.

Vinyl chloride - extensive exposures Benzene - extensive exposures Mercury - extensive exposures Chromate of lead & zinc - extensive exposures Cadmium oxide - Cadmium compounds are used extensively, but not being in oxide form, as plastic stabilizer IV* ^EM (A) Solvent Refined Coal Pilot Plant Benzene - in liquid streams Particulate Polycyclic aromatic hydrocarbons - extensive presence Asbestos - minor use as filter aid Others: Chloroform could be used as laboratory reagent (B) Exploration & Production Benzene - in crude oil RTC/ldc cc: J.

As far as I was concerned the meeting in Cincinnati was very useful to me, in that there were so many people there who at the present time are directly involved with work in connection with population exposures.to environmental lead.

Lewis & Brothers Go. can be merged into National Lead Company, RJCsjl cc: Mr.

N i l l be headed by Carl Moore, a V.P. of National Lead.

FIGURE 5 1979 USAGE OF MICHIGAN CRITICAL MATERIALS as nnponTEP to mats* (adjusted y thifplants in TUEnniDNR reports) Motcrial Acrylic Acid Acrylonitrile Aniline Antimony Arsenic Benzene Cadmium Chromium Cloroprene Cobalt Copper Cyanides Dichlorobenzenes Formaldehyde Hydrazcne Hydroquinone Hypochlorite Lead Lithium Nickel Phenol Selenium Silver Silicon-Dioxide Coated Lead Chromate Styrene Tetraclorocthylenc Thiourea Triaryl Phosphate Esters Trichloroethylene Vinyl Chloride Zinc Lbs. of Usage 251,707 641,133 90 830,571 11,157 385,028 ' 3,311 81,377 24,676 210 321,704 923,069. 2,542 488,965 130 1 15,841,756 626,027 123 126,624 5,839 127 25 2,317 1,413,986 1,095 18 160,022 91,849 118 1,085,724 Principal Users________ PPV - Paint PPV - Paint MCC, Dbn.