There may be direct damage of male germ cells lead ing to mutation and/or infertility, It should be noted at the outset that reproductive failure in the form of stillbirth, spontaneous abortion or birth defects alone is not an adequate measure of the extent of reproductive hazard from toxic agents among human beings.

(86 samples collected) 88.6 (62 samples collected) 83 ;. 8 1. 5 10.4 40-50 ...61.6 16 . 0 0003982 2 The particulate lead picture was also reviewed and that in Phases I and II, the particulate matter was total lead present.

*t."' iiJ*g'J5**1 ggxv-v _ tUv^l LEAD INDUSTRIES ASSOCIATION III MAOtOOM AVCNW* MOaMTOOK ft- . 4- ` '^.'

Reeves reported that wo had received approval from Mew lork of our CAR application covering the installation of neeassary equipment to man factors of 0g gas for oar f$P White-Lead unit, in the amount of |8,SGC (Continued) N 27061 NL 000040996 Ob settee node by Mr# 1*.

Pnewnocontosis-producmg and nuisance dust respirators, which provide respiratory protection against pneumoconiosis-pro ducing dusts, such as aluminum, cel lulose, cement, charcoal, coal, coke, flour, gypsum, iron ore, limestone, and wood Tone dust respirators, which provide re spiratory protection against toxic dusts that are not significantly more tome than lead, such as arsenic, cadmium, chromium, lead, manganese, selenium, vanadium, and their compounds Mist respirators, which provide respiratory protection against pneumoconiosis-pro ducing, chromic acid, and nuisance mists Fume respirators, which provide respira tory protection against fumes (solid dispersoids or particulate matter formed by the condensation of vapors such as those horn heated metals and other sub stances) Dispersoid respirators have been ap proved that will give respiratory protection against two or more of the above types of contaminants.

The air pollution problems studied by these agencies during the reporting period ranged from potentially serious ones,, such as lead fumes escaping from a small lead smelter near a housing development, to nuisance complaints, such as bad odors from a soap-making factory.

AT THE 377 SHIPPING TANK, MAKE SURE THAT ALL LINES LEADING INTO IT ARE CLOSED.

Flomoproof sloovolot, Cat. 60X202 Insulated-taper Type A convenient timesaver for changing cable connec tions, extending leads, etc.

Young Regulators are used by many leading companies in nearly every industry and are specified by lead ing architects and engineers.

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Acne 7T:-.ita Lead Works 67. 55 19.40 m 86.95 201.30 53,35 50.64 4,50 309.79 40.70 - - 40,70 76.39 * 178.57 254.96 26,85 19.40 48.25 124.91 53.35 (127.93) 4.50 54.83 Tonal 3ur?

THE EPA, UNDER SECTION 313 OP SARA, REQUIRES EMISSIONS REPORTING OP PRODUCTS WHICH CONTAIN COMPOUNDS Of ANTIMONY, ARSENIC, BARIUM, CADMIUM, CHROMIUM, COBALT, COPPER, LEAD, MANGANESE, MERCURY, NICKEL, SELENIUM, AND ZINC.

ITl leave it to you to initially connect, and then we can stay in contact throughout the weekend and in the days leading up to the event.

Close all valves leading to and from vessel. 2. ___ Open drain valves leading to and from vessel.

I am also sending you a number of articles from the laboratory which give the methods we are using for the determination of lead in biological materials. .