Document jbMawKRyRd279B2wzp02yZV9

LO U I S CL M C C A BE D IRECTO R ffljjmtftj; of Hos Kn^bs Air follai hut antral Sistrirt 5201 Sartia 3* Atmuw Slas Angrlra 11 KIMBALL 2 1 7 2 FILE NO . lareb. fi#. 1949 I r H. G. lyk t or , Cosasission er Division o f Air Pollution Control 1404 East Ntath St r e e t Cleveland 14* Ohio Bear Mr. Byktors In gen eral I an in accord with your d r a ft of the repor t o f the Aaaerican Medical Association . Cbm ittee on Atmospheric P ollu tion . However, there -ar e-a few changes t h at I would su ggest * I have in my n otes th e statem en t: Health h azards need n ot be demon st r at e d to e st ab lish th e m od fo r a i r p ollu t ion con tr ol, which I b elieve we agreed upon in Chicago. I su ggest th at i t be added as a second sen ten ce in Paragraph 4 . . I t i s ay im pression th at we need n ot st r e ss to the exten t o f paragraph 7 th e need fo r procedures fo r sam plin g and assessm en t o f d u st fa ll, aer osols and I p Se s in th e atmosphere. I a s reason ably w ell sa t isfie d with the techniques -ah at ar e alr eady av ailab le * Sp e c ific ally we ar e usin g th e modified Cascade imps pactor, the e le c t r o st a t ic p r e cip it at o r , the freeze-ou t train , the thermal se t t lin g cha aber, and the e le ct r o n :: microscope in th e in vest igat ion o f a i r p ollu t ion . Paragraph 8 to my way o f tiiin kin g expr esses th e sit u at io n very e ffe c t iv e ly . I su ggest th at paragraph 7 be d eleted . I sn 't th ere a typograph ical er r or in paragraph 12? The statem en t i s / made th at an a i r p ollu t ion con trol program should ------- ap pr ise th e community of the fa c t th at elim in ation of a ir pollu tion i s economically im practicable. 8 In paragraph 1 we say Air p ollu t ion means the excessive con cen tration o f for eign matter in the atmosphere which m y ad ver sely a ffe c t th e w ell-bein g o f th e in d ivid ual. or cause damage to pr oper t y.8 My r e act io n i s th at i f we defin e a i r p ollu t ion as th e excessive con cen tration o f for eign m atter, th at we should n ot say t h at I t i s econ omically Im practicable to elim in ate i t * I fe e l th at i f t h is statem en t were r eleased to the n ubile the r eact ion would be t h at we ar e sayin g th at nothing can be done which would be a Boat un fortun ate im pression t o le av e . I t i s ce r t ain ly d esir ab le t h at m u n icipalit ies should "eschew p o lit ic a l con sid er ation s8 as you su ggest in paragraph 13 but I worrier, t h is bein g an imper fe c t world, whethev th ey w ill do so . Perhaps i t i s a l l r igh t t o se t i t as a goal to be attain ed . Hr. H. G. Dyktor, eternalssi oner Division of Air pollu tion Control -2 iSarch 8, 1949 Dr. E. f . Johnstons t old so t h is n am in g on' the telephone t h at he plan s to fu r t h er defin e the medical p o sit io n . I -rrould lik e to see us encourage sons ser iou s research in to t h is question o f th e ph ysiological e ffe c t o f a i r p o llu t ion . Such work try'reputable r ad ical foundation or the United St at es Public Health Service vmuld remove a gr eat d eal o f con fusion and back bitin g. The country can w ell affor d to support such, uork and I b elieve i t vrould be a cr ed it to th e American t - iical Association to sponsor i t . I am en closin g a copy o f the pr oer as o f th e American Chemical Society Symposium on Atmospheric Contamination and P u r ificat ion which w ill coae o ff in San Fran cisco on March 28 and 29. I urge yon to atten d i f i t i s a t a l l p ossib le I have had- le t t e r s in d icatin g th at Great Br it ain and South Africa vd.ll send a represen tative. I again extend my sympathies fo r your-.recent bereavement and I hope th at th e d u t ies o f your o ffic e have hot been overburdensome as a r e su lt . Sin cer ely yours, l.CH*LS Sac. 1 cc Each member o f Committee Lou is C. McCabe Director 0015970,