Document v1QeDvENj3a4Oj2DX2K91Zm19

| pT gu i CHEMICAL CONCENTRATES &Oonporddion COliC E NTRATIF ~ A SUBSIDIARY OF BAK 'R NDL~STRIES INC., FORT WASHINGTON. PA. 19034 PHONE (215) Mi 6:9400 FORT WASHINGTON. PA- 19034 'PHONE (2IS) MI 6-9400 1155 JJuunnee 11997700 TFTihhreeeEBJddoiiuttroonrral FNiatrieon3aolurFniarle" Protection Association N6B6ao00tsDiBtoaaontnta,ttloerrMFyyaimmsrasaearrcPcchrhhuesSSretterrtceetteeistton02A1s1s0ociation Boston, Massachusetts 02110 ESSir: AAtfWhhtteeetttthhhooeeaxmdidrrceeemiiccatteeyydnnettooff NNa""FFLLLiPPiiggmAAihhtttMMeeW%deieearsttattiitueennd~ggr"y iiwwonnaanssTTtooharraesoosnknkeftetefododeciioot1ffns~fmmfoooeerfrmm"affaLrrttieciigqooouuhnneetnnaattWbbllaooyyuut..tter" VfeooHi~nntieeldmrmdh~aeartrtdneoiissnnmttteeseah..edlteiiefdTTneeathhiiieelnntssieeeppmirtreeeteeffsepffptdaeearccpsarttr~tssauoi~d~wgoynneer.rraoffeemnoorrthhhhiiassegguduhhbbbllstsfyyottfaaeddbnnceeett%rriisa~aoollbggoafaaaanttnn"dooddLorrinyyccgeoohttdnntootttrrY~mo%ooaarllraralltviieeeonnddriee"d leSs~eeeurvpeatrrneedtlootoehcareaetlepnosstrttitrrzeeioaautmmsesppdtaootllpalt.~uutotoiignoornnta..hme I1h"aaaLdimmgthaaotssbkkWeeeaddtaebbbrayy"ndccsoootnnaaeccideeerrtdnnoeeaddanvdoid pSeeohpelreetwoitrhepcoormtployu.r dat~ on the "Light ~atel-" studied ~nd dtTiTJhhohieees.h.0ewooo0rna0nealmlswytyiocGtcclhhhdooeemmcccSmmoikkeeumeezrtpddecillioyoonaavv..lleellrryyTaahaarrevvaaaasiinnellggaaeerbbellwwseehhuiilpptccrrshhooddaaauuxllccellttoorwwwweeeaapddssofrfotFForeCGd--.44118899--ff4O4ootlalahddnneddrttoo vL"16eLi,irgg0shh0ttUa-lVWfs~aoorltadtecehsdre""iclfkfutooeirrdommnuua.llnaad&tTtiihhooeennssserennsroouettlstuccslootmmwsmmaeearrzreceeiisraaiellmpillolyyratraae.vvdaa.iillaaObbtllheeer w2ABkersveeeerrdiiaeelsssaoooncffhfferiicevveesktettodeecnnka-=enggddaallwtllihootennhrttaeaasnnrukklesstcswwoeewmrremeereenuudssseeeidddm~iraglnnraddro.uttphhceo:ssfeehwwaeredrry~e ffstiotosobhecs.kiemdTTaaasnnnokkdrattrteeeimmsopptneeorrcmiakatteiuudnrrtweeaisistnhwweedearrbreeyemmcTaaoiiigmnnemttreaaniipnndueeemdddpaasgttra77onZ2udp~F"foifl-+theZ2ra.rFFd,,y uniform aeration maintained by Tiger pumps and filter. EbEia ()aaagvccZhehhPa rBtaittlgaacaenn3ckkkg,kl,Smermeanaffoongiimottttgertths)eesddZ2a-.w(w{nI1iaaid/vt1vte4he4hrr)iisasannttgg3cacaeeihhiGnenelalllsseelee,,nnissggcssttaaohhvvslloeiiZ2ddrr(--ssaaaI;,1vgg//eeehZh2rooawwiiuugeennsesiicceeglghilddhhecettssnaa.,,)g)l1t--a3ah3i1vv//gg2eeoZo2rrlliaaddnggggffcraieeihaisseinhhsn'ss,)),, wfae eeoviioedgrnehaaEtgetee3sawwgrreeraaaiiiattggmesmhh.sttoo)gffl1aa--00ln.i1,l.d//o00Z2n2Zcs55)ggorgrgZfaarrmmCfaasasamml})pssi..wcappoteoseTTrxrhh(eetfaarraavnenneedkkrwwafppeegoeerrearreemlddeffaacneeyyogdd..nzchssottTT2naahhtnnieerddnaaactttrxhaaoddennskakff,sssiisshh cSohnotwaniniendtnhienefoglallolwoinnsg osfutmampawratyerchaanztd.fu~m : concentrate as shown in the fOllo~ving summary chart. Ex1h0i8b3it 1083.0001 1083.0001 SCzzeTeRS 3M MN02267863 t x ge tind The Editor stg 08 16 June 1970 Fire ~[ourn~l Page '2 EEnLgE,, |PFerreee SetagehTSouppee Foam Liquid ,TYPe Cone. :% Fluorochemical S~rface Tension :ppm :dyne s / crn FFCCfi--"]119944 20Z...200 0.Z i1,,Z1212552s500 : 111464...838 " " 00..0022 _#4 1122..55 16.3 3366..77 Tow" 00..000066 '4" 4 4 3399..7? " 0.00Z 1 52.5 Blank - - 67.5 TSSuaargvgeitevanl Time 3532--611000mmriaiinnn... 5-60 rain. 44--88 hhrrsa,. 22--77 ddaayyss )Z Over 7 days Over I0 weeks [4 V~e regard the 4 parts per million as the threshold concentration with lower concentrations probably safe. I-Iowever., at all listed concentrations (inclnding the 1 part. per million) erratic motion, loss of stability and other visibly Odd effects ~vere present. There appeared to be t~vo principal possible causes of death for all the lisle. The erratic motion, rapid rotation and gener.al inability to renlain upright led to the apparent drowning of the fish. The san]e characteristic, by which fluo~qe_h~emical greatly lowers the interracial tension al1~wfng for filrn-forn~ation, also permits the intrusion of ~vater as the oil film on~vhich protection of the fish~s s~abilizing mechanism depends'-is destroyed by the fluoroche~nical; The .fish appears to dro~vn as a result. There also appears to bc an attack on his nervous systeFn as evidenced by hi!~h speed swirnn~ing and crashing headlong into the sides and bottom of the tank. Faithfully your s, umesAconMcegArarTps conroanTion CHEIVilCAL CO'NCEl C OR PORA TION SIK/k .7/ / SPP.rreeIss.ii,ddIee~nnattlkstein 11008833..00000022 saz 3M MN02267864