This, in my estfmz- tion, is a tribute to the AFTMA lead* While touring Bagley's plant, 1 noted that he had 11 Vietnamese em ployees.

NFPA activities could lead to significant changes in current precautionary labeling principles and therefore participation'in these NFPA activities by chemical industry labeling representatives is desirable. 1.6 INTER

American Laboratory o Asbestos By Walter C.

F u rth er, as to w hether the asbestos problem is new, it was pointed out that as long ago as 1964 the Council had received a letter from the then D irector of the Bureau of Labor Standards, A rthur Motley, listing a num ber of item s of this nature which the Bureau intends will, as a m atter of evolution, lead to som e regulatory action in the future.

The figures we obtained during our visit to Russia would indicate approximately 20 to 25 thousand tons of spin ning fibres out of an estimated total production of 1,600,000 tons; so Canada still holds its dominant position as supplier of textile fibres* The cooperative work that is being carried on for improved fibre testing ne thods and standards should lead to a better understanding between the producing and consuming asbestos industries.

In order to restrict the reaction to the formation of ethylene dichloride the temperature and/or the pressure are reduced and to increase the yield catalysts such as ferric chloride, bromine or lead are used.

PROCESS IN DETAIL (1) Isomerization To a reactor, equipped with a stirrer and a condenser leading to a HC1 scrubber, is charged 110 pounds of crude undegassed Aroclor (1.3450 to 1.350 at 25/25 C) and 1.1 pounds of dry Aids.

o The First Interim Report by The Analytical Sub-Committee (Nov. 18, 1968) Chairman: Prof.

supply mains: the pipes through which the hating or medium of a system flows from the source of beat or refrigeration to the runouts and risers leading to the heating or <wiKng units.

A larger number of no union votes may lead to none of the choices receiving a majority of the votes.

The lubricants prevent excessive heat generation from frictional working and polymer adhesion (stagna tion) to the processing equipment which would lead to thermal degradation.

that within each socioeconomic class there were gen erally more respiratory deaths in those a>'eas where the annual average of sulfur dioxide was high.

P..AFT 3/21/69 I7f^ INDUSTRIAL HYGIENE FOUNDATION OF AMERICA, Inc.

PETER II.

In contrast to its very low acute inhalation toxicity, chronic exposure to benzene has a significant effect on the bone marrow leading, in some cases, to aplastic anemia and other hematopoietic changee.