There is really no adequate method of testing the camiister for its adequacy in picking up tetraethyl lead, except by passing tetra ethyl lead through it and testing the emerging air.

May 8.-- A t the hearing General to be May h2e0ld before the Surgeon on ethyl or leaded gasoline, Thom as Midgley, jr., Vice an attendant bring a quantity of pure tetraethyl, washed his hands thor oughly in the fluid and dried them on his handkerchief.

Key words: lead; gasoline; tetraethyl; public health; history; Alice Hamilton; Charles F.

In the course of his work he was handling concentrated ETHYL fluid, which is a mix ture of tetraethyl lead and,(at that time) ethylene chlorbromid.

In the course of his v/ork he was handling concentrated ETHYL fluid, which is a mix ture of tetraethyl lead and,(at that time) ethylene chlor bromid.

Tetraetilo de Mexico - (49 per cent Du Pont) - manufac tures and sells tetraethyl lead.

Tetraethyl lead poisoning in its worst form gives an acute encephalopathy.

It shows that experimental study of tetraethyl lead began in the U.

Work in connection with tetraethyl lead.

'1 Washing the skin with kerosene to the extent indicated appears to be an ineffec tual measure for the purpose of remov i n g , contamination of lead tetraethyl caused by contact, with ethyl petrol.

Schae fer a report concerning the behavior of prohibition agents In opening and sampling drums of tetraethyl lead.

"TETRAETHYL LEAD f IN VICTIM'S BRAIN".

The ale or distribution of tetraethyl lead In concentrated form, except to refineriee, bulk etatione or filling etatione, 1 hereby prohibited Such sale or distribution shall be made in safe, sealed container nothing heroin contained shall be construed to prevent the sale or distribution of tetraethyl in concentrated form for experimental and research purposes or for use under special circumstances to persons whose applications therefor have been approved by the commissioner of health of the State of Hew York* ibbraaiy 13* i m * Br* Yaadell Ketsdereon* laboratory of Applied hyelelegyf Yale Cnireroity# 4 BUlhouoe Arena** Bew Barro* Centi# i$y de&r hoetor Headeroom Yfcente yen for your le tte r o f February 10th eallln g ny attention to th action o f th Kew York JPablic Health Council approvine th dietrlbutlon of tetra ethyl lead and enologia# a copy e f a le tte r ahich you were irritine to Siro# Oraoe M Bomba* o f th Workre Health Bureau* 1 aia rery deeply interneted in thio oubject ehieh J am not quite ente ha been defin tely eettled by expOHabintation known to me and destre to tolte appropriate oOtlon in th metter ae eoa ae practicable.

ordinary gasoline a fluid of which tetraethyl lead is the active con The Greatest Danger.

Tetraethyl lead was introduced as an an cess to make lead-free gasoline will be ex tiknock additive in gasoline in 1923.