Document nkggykJ40J8w7aENJk6EZR19m

THE CONNECTION OF PHYSICAL AND CHEMICAL FEATURES OF ASBESTOS WITH THEIR PATHOGENIC EFFECT F. M. Kogan Institute of Industrial Hygiene v. and Occupational Diseases, Sverdlovsk Q important contemporary tigatc 'T >.*v~v>**i*i problem of asbestosis, Gilson,..the .Chairman of the Committee on.^..,-- ^ Asbestos raria Cancer of the international Union on the fight Vr . against cancer, has calculated (1965) that for the last 60 years -i the comsumption of asbestos increased 1000 times '.while the. y-!V-^<rc*i'* consumption of oil - this is a universally recognized condition IH/''t.yyJr tpfr/" VV-tf i of progress -. Increased only 50 times.Asbestos has extensive . application in an ever increasing number of branches of production. ... *v 7 yv' -V .... 1 At the same time, along with quartz it is hardly possible to find a mineral dust capable of so serious a pathogenic effect on, . the organism of workers. .In recent years there appeared a baslB .... . ^ ".j.j:'T'C'';*.:' for considering asbestos'duist considerably more harmful in view !@? of its established connection with cancer of the lungs and other .I?''- . organs. . : The nature of the aggressive biological effect of asbestos cannot be considered established with finality in spite of the large number of works carried out both here and abroad. FTD-MT-2K-1H77-72 *' 1 BOD 0664 PRODUCED BY FORD