This same fact rules out the possibility that the increased lead excretion results from lead present in the administered citrate.

Lead which is suspended in finely divided form in the atmosphere of work rooms is the primary hazard of the lead trades, and although a certain proportion of such lead inevitably finds its way into the alimentary tract, the chief absorption is, without doubt, within the lung.

Rider: The question you have raised concerning contamination of tooth paste vith lead through the use of lead tubes has come up through a number of other avenues.

For example, in the case of lead we have not con sidered finishes having more than 100 parts per million of lead as satisfactory, when the paint is in the liquid state.

MACGREFQR LEAD GO.

This same fact rules out the possibility that the increased lead excretion results from lead present in who administered citrate.

' 1, The hazard of lead poisoning is present whenever men enter a stowage tank which has contained leaded gasoline.

The results obtained may be summarized as follows* (1) Lead retained by filter. - About 70$ of the lead input is retained by the stovepraotioal'iy all in the filter and its oase.

A high urinary output of lead is checked by the analysis of a second sample collected as soon and one month on a job entirely removed fr<>: lead.

Per Cent of Liquid Evaporation Curve c $ , 3 Per Cent Total Tetraethyl Lead Evaporation K 0020636 fC Tetraethyl Lead Evaporation fresa Vitol and Gasoline f Per Cent,Total Tetraethyl Lead Evaporation 0020637 . !

We have seen one or two cases of lead poisoning In children from the use of lead nipple shields by nursing mothers.

SS * < vWtr Lead is still retamea, ortum tiiww, ___ maintenance men think of Red Lead first when it comes to making mptals last

This memo, on lead poisoning is misleading.

Indu3trial hazards of tetraethyl lead.

This memo, on lead poisoning is misleading.