Fishes are identified and tabulated in the field and packaged in aluminum foil by epeelea and station location; aub-aaiqplee and sample peeks for each station are clearly labeled to avoid confusion of the samples. lead samples ere returned to Hew Orleans for freezing and are then shipped to Mr, Helsler for analysis for P.C.B s.

If you go thla route, we will need a minimum of three weeka lead time to finalise arrangementa.

Industrial hygiene engineering has succeeded in devising procedures for safely processing and using many potentially hazardous materials, such as beryllium, uranium ore, silica sand, lead, mercury, etc.

Lead and other sub stances are receiving much more attention - for example, Burlington compound plant.

- Our la.boratory test results leads us to recommend a treatment consisting of a bentonite clay and a strongly cationic polyamide pqlyelectrolyte at a chemical cost of approximately two cents per.thousand gallons.

The exhaust ducts leading from the bagging machines were plugged dur ing my visit; and after cleaned, were plugged again in a few hours.

On another tack I want to remind you that the FDA In full recognition of the foct that the problem of .PCB'a la broader than any single agency of government, recently took the lead In calling together six major Agencies of the Federal Government.

The capital required and the manufacturing costs, at this stage of the game, and with our present knowledge do not lead us to believe that we will ever have a family tree as profitable as Aroclor.

Many plants contin ue to dump highly texia mercury, lead, tine and oth er metal pollutants into the nation's lakes, rivers and oceans.

M. 26.50C AUG 1074 BFG26426 zmoL&Z News with a narrowly construed inter pretation of interests, could lead to major economic consequences, Vince P.

While it is possible that asbestos in a cigarette filter could be bonded with other materials so that none could escape into the air stream drawn through the cigarette, there would always be the possibility of some escaping and being drawn into the lungs where it might lead to the development of cancer to the lung.

He thought the suppliers should provide test data to lead to PDA approval and he pointed out that in his opinion "suppliers should assume liability for any problems arising rrom tne use of coatings.* e asked Santmyer specifically If this related tothe silo eoatlng applicator who Is "supplying the coating" or to the basic manufacturers who supply Ingredients.

PURPOSES OF THIS MEETING It was noted that the background leading to the appoint ment of these two Working Groups and the purpose of this meeting was given in the Secretary's letter of November 18, 1971 (EXHIBIT "A").

' Since the mining of talc rock almost in variably includes the mining of asbestos as well, the asbestos contaminant may be carried over into the consumer product and thus introduc the risk of asbestos disease: This possibility leads to an important public health question: is asbestos present in consumer talcs, and if pre sent, which minerl fibers, and in what concen trations?

"Thanks to our early lead, we've found that balance.