Comprise leading firms in each phase of the industry; number has varied from 180 to more than 400 exhibitors.

Houdry had developed a new type catalyst which effectively removed lead from the exhaust o f automobile engines.

"Each Another hazard to jet airmen is from th tetraethyl lead used in many jet fuels.

One of the most effective protective coatings is red lead paint.

Mica dust was found to lead to some degree of nodular formation in the lungs, but the asbestos dust set up diffuse fibrosis only.

Two gasolines, with and without lead tetraethyl, will be used.

Mica dust was found to lead to some degree of nodular formation in the lungs, but the asbestos dust set up diffuse fibrosis only.

Oversizing leads to several objectionable operating characteristics to be discussed later.

Itsais fiiiich require th Lead Warning (Caution H 2-55, K 2-55* cr L 2-55) Page 2 ----------February 11, 1955 Shall Paint - Citron Stucco*, Concrete & Ifesonry Finish Pueblo Tallow Brick & Stucco Paint Y/hite Crm Kssa Tinting Colors Red Orange Yellow Gresr* 0007-SWP-048310 . ft 0032-SWP-0030486

Mica dust was found to lead to some degree of nodular formation in the lungs, but the asbestos dust set up diffuse fibrosis only.

One of these could be on how the tetra-ethyl lead problem was recognized and studied, and the success of the control measures which have been adopted.

EXHIBITORS Comprise leading firms in each phase of the industry; number has varied from 150 to 400 exhibitors.

EXHIBITORS Comprise leading firms in each phpe of the industry; number has varied from 150 to more than 400 exhibitors.

Control of the hazards of the manufacture of tetra ethyl lead; 2.

One of the most effective protective coatings is red lead paint. .