Pursuant to 40 C.F.R. 141.85, Respondent must provide public education information and materials to customers on ways to reduce their exposure to lead following a lead action level exceedance. 15.

LEAD INDUSTRIES ASSOCIATION.

LIA2A53A LEAD INDUSTRIES ASSOCIATION 191 MAOIION AVENUE NEW YORK 17, N.

"Chemical Spciation of Lead Dust Associated With Primary Lead Smelting," Environmental Health Perspectives.

CURRENT REPORT _ SEC 8,1777 8,1777 951 951 The study results reported by Can Robinson of NIOSH at the Society of Occupational and Environmental Health Conference December 5. revealed that leading causes of deaths ainong the workers were malignant neoplasms disleases of the heart nonmalignant respiratory diseases and suicides Robinson also reported seventeen cases of mesothelioma another form of cancer associated with asbestos but much less common The NIOSH researcher told the conference which con- tinued through December 7 that 906 deaths were observed among the white male population where 718.6 were expected For females the figures were 123 observed deaths and 87.4 expected Robinson told the conference audience that the asbestos in- volved in the study except that used for a short time during World War II was 99 percent chrysotile She said that for female workers there was a five fold increase in risk of lung cancer and a slight increase for men of lymphoma and lymphosarcoma Irving Selikoff.who received an SOEH award at a banquet during the conference for pingerine research on asbestos effects said he believed that animal studies can and must be used to identify carcinogenic substances in the absence of data from human experience At a news briefing for reporters Selikoff stressed that the best possible format for animal studies must be devised to insure maximum reliabili- ty We can't solve the problems with human data alone Selikoff said suggesting that with so many untested sub- stances in the work environment and the length of time need- ed for epidemiological studies animal data would have to be relied on Selikoff added that epidemiologists like himself have got to put themselves out of business in dealing with human mortality statistics M.

HazarHazdard Time Minutes Lead Standard TWAEL = 0.15 mg m3 or T.L.V.

Tribasic Lead Sulphate, Antimony Trioxide TABLE V (Cont.)

Joseph Lead Co.

2 of 1.5 milligrams of lead per 10 cul|:.

lead and: Color.

and Concentrates Scale Tickets Checked deduction of tare weight from gross weights Checked all weights to Record of Le3d Ore Received,, ; Moisture Reports Checked moisture percentages to Record of Lead Ore Received, Record of Lead Or* Received ;' .

men in question has shewn the slightest svmptons of lead intoxi cation.

The concentration of lead in the blood is indicative of the absorption of abnormal quantities of lead, probably quite recently.

All water systems that sample for lead and copper must provide a consumer notice of individual lead tap results to each location where samples were taken within 30 days of receiving results [40 CFR 141.85(d)].

Francisco; National-Boston Lead Co., 800Albany Street, Boston; National Lead & Oil Co. of Pa., 316 Fourth Avenue, Pittsburgh; John T.