The object of lead corrosion is to transform the metallic lead into a fine white powder.

Lead-content: In general principal, it appears that one can achieve relative low solubility at any level of lead-content for glazes to be fired above I050 C although it can easily be demonstrated, that one can also find dangerously high solubilities of lead with q^uite low content of lead in the glaze, as well as a high firing-temperature of, say, lloo C.

A chemi cal change takes place and converts the lead acetate into basic lead carbonate, or, as we call it, white lead.

Lead driers are unique.

If lead ingestion continues, acute fuminant lead encephalopathy can occur.

A chemi cal change takes place and converts the lead acetate into basic lead carbonate, or, as we call it, white lead.

There is enough evidence to implicate lead in gasoline as a major contributory source of lead for children.

' Pb in Urine Mgs/hiter 0.08 0.08 0. 05 0.09 0. 05 ; 0.07 The above figures do not demonstrate the occurrence of significant lead absorption taking Into account the information now available on the wholo subject of lead exposure in relation to leaded gasoline* together with the foregoing observations* which are admittedly meager* I am convinced that the use of lead in aviation field up to ce* per gallon will not be attended by an increased hazard to any group of individuals* Vary truly yours, UK jig Robert A* Kehoe, K E 0009231

BacGregor Coapsny latlonal Lead Conpany St.

Joe and the pigment manufacturers,. particularly the National Lead and Eagle-Picher Lead companies, decided to proceed and I think their decision is sound.

Battery red-lead, color-makers' red-lead, glass-makers' red-lead, painters' red-lead, varnish-makers' red-lead--these oxides can be had from us, as well as litharge and orange mineral.

mary lead.

This keeps the lead fluid under flow or standby conditions.

i^Pij J*: o LEAD INDUSTRIES ASSOCIATION, In c . !

The re cesses serve merely to hold the lead pads in place.