This leading, never theless, must be firm to avoid being mis understood as weakness.

This leads to scare-articles, such as that which appeared about Expo. 3.

Tho damage is done with the initial letter and reply t'O'.ild lead to further expansion of the correspondence lr-ding to even more publicity.

Tho damage is done with the initial letter and reply t'O'.ild lead to further expansion of the correspondence lr-ding to even more publicity. b.

(3) a toxic substance endangering man himself; implying that theperegrine falcon is a leading indicator of things to come.

Typical chemical analysis for this entire time would fall within the composition range given below: Oxides Percent by Weight Silica (Si02) Alumina (AlPC^) Iron Oxide (FeO) Calcium Oxide (CaO) Lead Oxide (PbO) Zinc Oxide (ZnO) 35 to 40% 10 to 15% 20 to 25% 15 to 23% to 0.?

This leads to scare-articles, such as that which appeared about Expo. 3.

EXHIBITORS Comprise leading firms in each phase of the industry; number has varied from 150 to more than 500 exhibi tors.

The small number of active cases relative to the number of persons exposed leads to the feeling that there was an individual suscep tibility involved .in the disease.

My emphasis was that, if Boh Kehoe, the dean of us all in the field of lead, has only tentative data upon which to give advice regarding the set ting of atmospheric lead levels, we cannot wait to have "authoritative advice" before doing something about air pollution.

In this method, the rate of generation is simply regulated by the rate of water flow to the generator; hence, local undesirable hot spots may result, which may lead to hazardous overheating of the carbide mass and to the formation of polymers and other undesirable by-products.

You will note that, in the Pennsylvania publication, there is no expla nation of the "tentative" used after the substance lead.

These valves will also assist in the periodic renewal of the lead seats of the regular stop valves.

Customer Reaction - We expect this letter will lead to customer reaction.

(5) a toxic substance endangering man himself; implying that the peregrine falcon is a leading Indicator of things to come, .