Blood lead concentrations and, in 3 cases, urinary lead excretions were deter- i Kety, S.

(2) Other lead deposits. - In the flame valve jet, about 10 or 20 mg. lead is deposited every 4 hrs., and this Is sufficient to require cleaning the valve about every 12 hrs.

.used, 66$ of the lead recovered; Run 4, 15 hrs., 4 filters used, 77$ of the lead recovered; Run 5, analysis in progress.

In operating a lead bath at this temperature of course lead is partially volatile and the lead fumes must be taken care of. 7/e have done this by covering the hood which maintains the reducing gas over the lead bath with another hood connected to an exhaust fan to carry the lead fumes out of the building. 7/e have taken the matter up from the standpoint of lead toxicity with Dr.

Rowe National Lead Company F.

Rowe National Lead Company F.

In operating a lead bath at this temperature of course lead is partially volatile and the lead fumes must be taken care of.

Despite what I have said, the finding of 0.1 p mgs. lead per liter tends to indicate that this man had had some lead absorption.

Employed bv Eagle-Picher Lead Company until August, 1940 Had lead colic attack 10 years ago.

April 3, 1940 Re; Treatment of Lead Poisoning Dear Ur.

Re; Treatment of Lead Poisoning Dear LIr.

Actually from the observations we have made it is quite clear that the discon tinuance of lead exposure is followed by a fairly steady loss of lead from the body..

On July 1 we Inspected the panel exposures of the Titaniua Pigmsnt Corp oration and the basic silicate white lead exposures of ths National lead Cnapany, both at Sayvilie, Long Island.

o When leaded spirit stands in a container for any length of time, o o there is some decomposition of the tetraethyl lead, with the. formation of crystalline substances, chiefly triethyl lead...,.

Metallic lead or lead compounds which are distributed within the environment of small children are a potential source of hazaxd.