New Thermo couple lead rea'd.

uded were copies of the State- law ur.d regulations which provide tha State ,:h the requisite authority to imple ondary brass and bronze ingot production Region V, of the nature of the*violation plants, iron and steel plants, secondary lead together with a brief description of Stats smelters and sewage treatment plants. -- efforts or strategy to secure eomr*Uaace.

These workers believe that lesser levels ( <. 200 ppm) of vinyl chloride are detoxified by the liver in a non-carcinogenic pathway, but that at higher levels there exists a "spill-over" mechanism leading to carcinogenic effects.

The data submitted to the Food and Drug Adminis tration showed that the RVCM level must have been near 0.9 ppm leading to a predicted VCM level in the contents in the see 5-0793 October 1# 1976 Page Three range of 0.05 ppm at the time the bottles were sampled.

This Interrogatory is not relevant and is not reasonably calculated to lead to the discovery of admissible evidence.

Scovllle (GE) leads me to at least outline some thoughts.

While presumably of high sen sitivity, this technique inevitably leads to serious questions as to the significance of minor physiologic deviations, which must be resolved by studies of morbidity or mortality.

S. could lead to serious problems with regard to the vinyl chloride monomer and resin industry.

I>y an mlsorlKul film, the 1 hie ness of whkh is tomparahle to the pore ratlins, this leads to an ;utolerated rate of penetration in cor parison to systems in whit h the pore radii are large.

He noted that the proposed mineral fiber standard presented to the Advisory Com mittee by MESA also included consideration of air quality and ventilation, for arsenic, beryllium and lead, and would affect well over 2000 industrial operations in addition to the gypsum industry.

The Scandinavian countries tend to follow the lead of the British though their controls are more stxict paxtly because of extremely militant union pressure.

Ill,_______ MacGregor Lead Company________ Attn: Accounting Dept.

P t Vxub- -.xt < 1 jy -v * Since 1977, the Company has removed lead chromates'and molybdates from paint (except special order). ."

Correlation of conversions an< elimination pattern of PCBs with different chlorine content might lead to conclusions about the behavior of other PCBs.

The data showed less than 1 ppb mercury, under 1 ppm cyanide, 1,0 ppm lead, and about 3 ppm oil and grease.