It Flostkizaj--forms lead soaps which increase film flexibility.

- -fiSSI&L - DutckBoysoftpaste white-lead is the same strict!

It Flostkizaj--forms lead soaps which increase film flexibility.

> taxing: off the exploitation in this Mv of * iifisn process for $1* production of lead oxide# and atetme of lead and lead oxide with silica* Vari ous features of this development are covered by termam Patents 5S4f9$7 andS9(,d6X and we understand that corresponding t*# applications have been filed* ; ' the process used is briefIp as head is melted in a suitable vessel* Sand i# stirred into- the molten lead* as a result of which the send 'becomes coated with lead* -Air is then' admitted and agitation is eontinned until the desired degree of oxidation is attained* the sand serves as a dispersing agent for the lead end permits more uniform and rapid oxidation than is possible merely by passing the air through- molten .lead* the limits of oxidation are from lend ponder containing 90s fb end low PbO to complete oxidation to ih*$** depending upon the purpose for which the material .Is to- be used* After the oxidation is completed, the lead lead oxide may be separated from the silica by screeninf tation or other suitable means* However, in the phase c proposition In which we are" particularly interested, no separa tion is employed, the mixture of silica .and lead and lead oxide being need directly for the production of lead glasses, vitreous enamels or the like* We would like yam to make a search of active f*f* patents to determine possible infringement!

You see, white lead is made from one of nature's most durable met als -- lead.

As for example, lead line, significant stippling, or signi ficant excretipn of lead in the urine or faeces.

In the case of the low lead concentration in the urine suggests that the present symptoms are not due to lead.

Pure lead and antimonial lead containing up to 2i/% antimony are employed.

And yet the garage mechanic rarely reaches the level of dangerous lead absorption and almost never has lead poisoning.

Inhalation of lead is by

Although tW Egyptians and tW Greek* manufactured lead pipes.

NATIONAL LEAD COMPANY The Carter brand of pure white lead is also sold by 'National Lead Company.

FORM, RED LEAD PASTS, RED.

Pure lead and antimonial lead containing up to 2i/% antimony are employed.

METHODS In order to provi< .tion on the effects of long- term ingestion of lead diets containing lead acetate for two years.