I am responsible for the statement made some years ago and recorded in one of our articles,that the toxicity of tetraethyl lead is to be attributed to lt3 lead content, and chat the intoxication induced thereby is in a fundamental sense, lead intoxication.

Eagle-Picher Lead Co* W.P* Fuller k Co.

The lead exposure is of an order of magnitude that is not unusual in the lead trades.

Virtually all of this lead, in fresh blood, is in (or perhaps on the surface of) the erythrocytes.

ANACONDA WHITE LEAD 56)57.

* White Lead's unique ability to form lead "soaps'* accounts for many of these advantages.

The lead exposure is of an order of magnitude that is not unusual in the lead trades.

Anacondas "Better Suspension99 White Lead Gives Uniform Results!

It is of course possible that such -lead as is con tained might reasonably be concentrated at the sur face so that after a large number of lead-free brushings, one brushing might contain as much as 1 milligram of lead.

DUTCH BOY WHITE - LEAD \ \ \ n- - t

The lead exposure is of an order of magnitude that is not unusual in the lead trades.

These concentrations indicate that this man has a significant exposure to * lead.

The quantities of lead involved here could easily be a significant source of lead swallowed with food or* taken into the mouth with other materials.

It is of course possible that such -lead as is con tained might reasonably be concentrated at the surfac so that after a large number of lead-free brushings, one brushing might contain as much as 1 milligram of lead.

We have not studied the porphyrins in relation to lead absorption and lead excretion.