Document 8RGVO4pRLVZ6eV5VMwvRw6x7B

0TIN 3"NrTeTbE -E1R R99O O4 FF 10FF 2I4IC aCmE EC12 WENORANDTOUP M MEMORANDUM From: kenneth . Date: Date: GDoeG0DRcpE3oeIb-tepFNbe:tEe:erRbl,-19E9R4IC1A0:2G4Aa1mGECNTVZNETCC: STEEL, CYNTHIATTee|ll GPNNRooO::TTFoOS:: UGSGOS"DOEDWEEEBMNBNEDEEELNLN,G,HHWFOOELKKrLoRZEEZm,NNN,ENN:SEEITRCTTRCAHHA: 0MMD.K. G@BeP@RGnPRAARnAODLO1eFFFtIhSS@GEOOLRG@DRDEs.S,IOsOSNwWNCC*CC:: MUNCRceSAcAElOR:RIN4YYE7UU8GR@KK1/D,P00RAR4-0OEO0F11RF"S22SAIC11L-G@L-BIASBNSRSRIW@AASMVAVB1MMCCRG@@EHEHIENNERVEVRMMNREAMAE,SRRTESYYCSuECSbRBB:juIRRbeACAjcDeSDtFcATFI:tTE:IEERELOLLLDLWDi:,i:SstCBBtRRKYAAooeNfnfTUnUHSeqQSIAOtuu0Dhee0BsL8sAtD4t.i4@i4ooS8Pnn.G-R-ss-oOUeUFSbSSooSeSnnlPP@O0ssSL1eSeWv-veMerBraaCCl@YlYNNHTffTElHluRHIuMoIAAoErroSoLLCc.c.Chh~:eeS`Cm mSTrTiEBiEccEAREaaPLLAllDcFppoIErmroopLdDdluiu, accnttscse BZU2r3iSa6o0d-q4Gfu7iLo8e-1n0l6"4d--AonL((6tL6hI1N1e212-d7-e37c33oR-m3E4p-I8No49Es89iR9)it,Iir5raoaE)n,.RICt"cceooAmuuFplldRedOrMaYyoot:uuurKeppesllne?enaaessteheAngDppr.roaoGlvvsiiododeeebwea3lirreo-esfsppoConHnsIsTee iddniirreeFcect.-tCl1lyFy3&SAPttoEPoriCMacroa.m ryypclaiannce Go6yJKBoeooreuubaeeebdhhlefereilel**lppl*d+*0.oo" uFoFuCtonotOrtrRhwwMWSeaaaaErrrrLydyddiFeinnoocagnngolmananpootbsosteeuusciiittftfiaroraonbobSmnllaeetdeUUimmmKKieO0peet4Oetlhh0Trdoo1aO,dd2tLu1S--rttu-oeBoBsRUR?mCm AAoVonVTMniAoCCtvin.todiorcroalC00Clsa53HHog//3I0y0I22w//llt(%9e09e)44vv3eoe4l11fl4i0i0nn:8C:11a5H55ai83irI7r**??1*+iTT*n+3ThTh6oO uaa:Fbnn:Cjkke-ss0Uc1.3tKSK30;e05e1n1?n39nE9nL9e5rie5ti9sct9hhe,---UUboDcSS:fa.sSnpPo0L1 qSKqfoTEuuulNreoeloNfsswatEwtTciiioHitonnnanggsnsDt. oIoinnnn6FfO-fCosoEs1rereBm 7vmEv1eaaeLrtFrtlaiiarouOlolonmnrFf:laflufogMaoorrrr.Kooanrm.cecah7hneBdeoe?.errDmaciefdioccciaafoauiplem ololrdpsopp,oic3rrsohiMieotdoinoudninUcucKtsattceKleTtm meopssnpxeu,rierwcroarefooautalnuutolcurlgdtdreeaysns.yytoo(uu0ffo)ro3rcbrb:4ee:F14F3li-ssu58oloo5oirr8kkaua7iidnodn1rdd3aBBSd2arruasabnBndjtdrteooacnFFtd:flfliuiunonCoLddorrioSaoctcttthhihheneeeogrmf.iiccaall AtASSshuJuduerGrdrfTffaiaTabtcSaiccvtvttteaaaecnhnntFFttCtCoFFF-34CCCb03--1a11072t72F0cu19lhuoFFolrllvuuruaaaoooddrrrraaiadddaGBtrraiaBBBnonrrrdndaaaonnndddFFnlluFuFFtoolllhuurrueoooaoccrrroohhopcceecehhnhm rieeecicnm m ecatnaiilctcclaaaalgSSll euurSsSrfouufuafarrrcffcfatmaataacccentntttataathnnntyCFtt lC9FFFi-CCC99o19--d171FT7i30lu1u05dCooCFsAerrAlTaauldSdsio0onraBbdcc"rraaaFannnCnBd-dra1wwen3eFF.5dllu"usSooCttarraaoootntaecedcthhineewwgmhmhiaaictctaall thTBhfhooooLerwrwG/T/wwyYbOhooahMauutaGctrrtehsmmSsteutueotppthphRpoooebogdrdaatrtrtc-ss.dChchhsec,oo::uvuvlaalddUurrySsia2babe6e6t.i33Bo6buurn44ssa5e5edd--dof-n-iUUeiiSnSnltShSdePPmmOo0oL1npinetirtcooerKKrininnAAtaggRRgMVeSffSoTToRrRorOOfNNtthGGhmiises33m Mnt4haaytSStleTTieor..ridiaaiBBdllEEeL1iiO0nni0Os0Daa0Oiii8Bnrr-?.-7DT-r"IhDFhEaIaCVnEnM-Wkk1BsSs35vv" eer5aBryOny0dB8mmCuCucOOchXhX 33M BELGIUMBest Regards,Mary Bradfield 0ROIIN E4rIN-FNeT ETebRbE ,E-11R 9R9E99RO O44ICFF 11A11FF :%00I8I8aC aCmmE ECC1T2Z WENORANUDN MEMORANDUM oepe: FFr3rooamm:E: esec ERIC ERIC A A REIND DaEatRtee:: REINER T@TQSReOPeEPlRRlRINEOONEF"NFNSSRSooO!,: N)JC,CECCR: S:((IC6T611A2NAG2G)LO)OEEEBY77BE77EL88L.,--, 5500KK77EE99NN7TNN0OE:ETT: HH DDBBRRAADDFFIIEELLDDC,, WARY sMoArReYnso, Dept: S(TAGGONOEEEBBYEEL!L,, GKKuEElNNNNEGE3MTTOHHR(IEODDEBBN&RRA@P@ADCPJPDFRoRIFOuOEIFEFbLSSLDjD,e)J,cCCtCCMM:A:ARRYY M QSMS~hoOuuodneRetnisEssttNitteoiiSoorroOrniiniNnan,glgSahSbOooTPofuAyuftNgtM MiLEeohhetYnoothwewhyDylctl.tooonTIocm omeddoroinidndin.eetitoorIIrnfnIfooFrAArisirommr.eetFFthrrhToyoty(mlnhl SiOnFjiFokCoRCdd1E-1iiyN3d3odSoe5ueOkKNweii,nnnonuSl6GaaTidoAoirreNe..bgTLbeEehehltYleeaaDaqsqs. kkmuueeoe@eddrsAset1timmiooe@ernneOlttRoeossIOvooNauurrenennsstdd)ppsssoouannndTlbidsikjwekeetetcorot:aanniyyofouuyou teTSehhoxnxiimppdnnellukakasiianntooderennisdadeeolrtatahbphhpepeepycrcgrnooooiteanannnccccehaheertrnnactTeossoorln:aaaacnnnnedad1.arlnlyy.drrzzeoeee-n.-a'Iastfsffkookerekrsddnomm o, ewtthethIethtwehhyhyiliqqnlicuuikooheeddssitiyadtodidioeueosnnowrwwbooooofeu.fuunllltdddssttawgabbnoeneeutlt$StodoaoorremfFbeieinornrsrsseosotptontrn.IieaaI.nnmddleussmvgogo.aerrebnbnneterTiirathatalenl,n,Fsfr:wrototemhhnoroonuuaaeiggfiwlhrhor,u,yotoounndwwee desorb It and analyze for some adsorbentmaterial. I desorb it and analyze for J by don't it by Gas chronatoaraphy) massspectrophotometry.Eric know which adsorbent would be optimum. Then, onewould gas chromatography/ massspectrophotometry. Eric 0IIN 4N7TT-E 1E9R R9O 4OFF 01FF :2II9C pCmE ECz WEMWORANDUM BOTTOM TOP MEMORANDUM From: SORENSON, Date: Date: 04-Feb-1994 01: STANLEY 0. STANLEY D. RTeal No: (612) AT* 29pm CTZ 733-7058To; ERIC A RETNER oept: Dept : MmEeDoIrCeAaLLSSOORREEFNNroSSm OOCNN:,~REISSNTTEAARNNS,LOLEERYYEERNIDDS.CO. NAAA, TTATAAL1AL Tel No: (612) 733-7058TO: ERIC A REINER AT ENVNET JCC: SORENSON, STANLEY D. AT ENVNET )CC: SORENSON, STANLEY D. Ncca: y "Gotee,l kewnern C SRADFIELD, wary CC: GOEBEL, KENNETH D ( GGGOPOEREBOBEFELSL,, SKKuEEb(NjNNSSeNEOOcETRRtTHEE:NNSODSOwONe@ GN.:P,PRRoOSSOFnTTF(SASAiNNRtL)JLEoCCEEIrCNCYY;iE:nDRDg.,. _BBRGO@REAAFRAADI1IDFCeIFG@tEIOAELhORLDyRTAD,IlOOT,NN )A1 ) MSmIiiooooAoddlRdniliYiiddddteeeeorIcIcnanannAbA abneieairlrysssaFaFirm mrosoppmnlleepddrFroCCc-uu-e11ssd33iinusn5grogOeu(ureeriB1itt5iIRhnhAeediDnrnruFdsIdiEccthchLraaDaiyrat1,rceclodoMalhahAayRyl sgYgissiee@ gaananmm PesepRplOliScsFinSnhaaggrmno)psgmttuluauilbnbtbiegeojssegrgGcaouOut:pirriddheewtRthihEeteiI:nhndM Id3uMiei.colcanea33tct5i5ette00od0rd0roinnototghrhrgaagCtaaaotnpnfitm miccuM eevrvtetaeahthpphyoolyrlr m dSTdseUuheotggItenoegNceiecCttsostyototrroee.r.udd. Ay"yCInIoofoFuauu,llyJyoodCcsuuoaoisnTntshhtaoaapacvvrcoteectcoeaKnaKdnetneynanuycretqHqMauuareitesrtshtsettiniiionno3onodnussuicrIranrrteITeenpAggddeUaeoSurrpaEdslsrditeIniraglgnalaIsgsnlpsecH WRpehyceyFrgrigcfolitiitcem oecnwna:eeaatxnonal1gaa3lhbrbyloayepptieiiihnccnwaatlihBB lthiuusid dileeleddaclteiinaannsctgigvtlirseoz,r22n0s01ei1.tyc.toauiI1pesrtwuworoeuulldd tQSqhuhulefensosktrtiniooaynnotsuis.o.ncoPPl1ulee5laaddssaeee:lssioTle reetctdo.mmngeeteaskkctnntoowwtRheeg1ifar3dMtthsh,eeIHrrSeetpaaaenrroseepaai lennyyinFfuurrHtth ahoreelor-rwoqq. uIuoeeshstotipioooennrsstehoioosrrJaaaI0nddsdTiwitteiiroosnndaylol ugrorrgy information is desired. Best Regards, Stan BOTTOM RFS RrAoAmN:NDD"UUI NMDenewiowzI , tea n oate:' Date: ITN |NTT11E E11--R RFFeeO Obb--E1F 199EF 9944IIC 0C0T33E OE:: P55o33ppemmNMM eCCwEETo2ZM LMZOO , TITQIFRePerRolARlmAOMFNN:.oS.o:: AT AT sS WAAD((6L16EB11N2A2AE)TGT)NHHEO4O4OF5F5RL8CF8*Z-C-,11:33I8R833AR7TE0OI:MN:. ER ,KKeenEnnRneIetCthh A0D.A. LGGooeGebEbeNelVl NE TC C: STEEL,oDeepCprYt:N: THI((AGGOIrLEOCBEPcGEBDPELRL,O, FSKKEDE9NNENNNSEEESTTNwHHHeODDLZ, @ @ GdSSuHePHubEtREbjReORjeNrFeMcEmScEtSiStsCn@:CCeCS:RRS: Wet*E:hM: eBBBRLLR@ Aa1AiS DmSDHFottEFIu*IEnEOoCLtfLCfDD:,oqq, fuuMMeRemAsAEsetRRItNtiYiYoEhonlnRG@sysP,PRROofoEOnnFoRFSdSICissdS@eeevASvSeSeWr@iraMnMaAlBl1 FG@ @ fCflH-luHEE1uoNER3oRVrW5roMNE.ocEESwcTShCehCCeCeCC.m ma::iniccaaalDDSlyEElTzNNEeEppEENrNLrHoof,HOdodOLurCuLZcYZc,tt,NtsosTltITIHRaRIlAAAhhaaNvMviLM.eeo. @ dG@ innPAdooRALteO1t.FIGbS@ breOeOaeeR@RnnTSIOOSWNNaabMblBlee to to determine the amount of methly iodide in FC-135.We analyze for total iodide.lra BOTTOM 1RII15N E5INa-NAT pETprRE r-,E-11R 8R9E09RO O44ICFF 0033AFF ":55I33IpC pCmmE ECC1T2Z WEWORANDUM MEMORANDUM Tel Noi REINER, ER(IC612A) 778-507970: Scott 8. Strand Tel No: (612) 778-5079TO: Scott B. strand Dept: Dept: FFr3roomm:e: esec ERIC ERIC A A REIND DaEatRtee:: REINER 3M "Strano, EE&PC ( STRAND, sco SCOTT B8..)) DI`CSCOOTNNRFFIIICDDTEENNCTTOIIAAULLRT-- ,SSUUNOBB.JJEE2CC7-TT0TTVO-O10AA.PP28RR8OO6TT2EECCTTIIVVEE ORDER ORDER ENTERED ENTERED IN IN HENNEPIN HENNEPIN COUNTY COUNTY DISTRICT COURT, NO. 27-CV-10-28862 4141133..00000011 Exhibit | gu ro1m4a13 uc. [4MNOS741126 Sousa: 3M MN04741126 cc: owe, roseRT o. Coe, Rossa 0. Sci cc: Ger, 160 CC: HOWELL, ROBERT D. ( HOWELL, ROBERT D. @CC3M )CC: GEHLHOFF, LEO (conor, Leo @Snoge SEE: CCORREL] KEWETL D F ( GEHLHOFF, LEO F @PROFS )CC: GOEBEL, KENNETH D cose, xem 0 emrS ISTE Rel FEMS HS aman on the esting ( GOEBEL, KENNETH D @PROFS )subject: RE: FC-135Scott,Just a comment on the testing eCommeniakions for FC-153 In'vaurattached Tettere. Shink ve MONE mat cb. further recommendations for FC-135 in yourattached letter. I think we might want to further TRNESHIGAtE hebaheocada1b1i) or his Flugrochubicy) Guaternary Samontin Salt. 105 investigate thebiodegradability of this fluorochemical quaternary ammonium salt. Its SOeREISN eventual SioaeoraUEIon prodict 13 pertucrooctaneso] nicactd-in' Tesponts to potential eventual blodegradation product is perfluorooctanesulfonicacid. In response to Bisstions FUTLEL cari Tar th3 ear dbo grouhivatercontantnstion Tram Airs L330 on the questions raised earlier this year about groundwatercontamination from AFFF usage on the SUTonaof Server. an ours! Seaxpert. sag. asbed ior Sit 3h Seceptabls sxposerc, lity for the Island of Jersey, an outsideexpert was asked to set an acceptable exposure limit for the BoaramsaTt ol ereJubroactaneosnutl Sch. Based on Bankes biosbasy datarshat potassiumsalt of perfluorooctanesulfonic acid. Based on monkey bioassay data,that LEhert sugsesten boi Feviae Saposere. evel oF L 73 pone. Foreaposures oF a fou manths, expert suggested a lifetime exposure level of 1.75 ppm. Forexposures of a few months, Be Sugorsten an eapesues Ti Gr 1. Jogo we hare 10 60 3 Hicamgratation st in he suggested an exposure limit of 17.5 - 20ppmIf we were to do a biodegradation test on FETT outa ErERSB make most se or Took fo GnoradgiiIonn SctuRted sds. ond FC-135 it would probablymake most sense to look for degradation in activated sludge, and ERalyze For per oronciancssaunil cid cova] Fluorine, lianean, ihe paren analyze for perfluorooctanesulfonic acid, total fluorine, fluoride,and the parent ES) OEPhg She LES woud have 16 Vas for She 50 inead from Sinsonhson. 31m material.starting this test would have to wait for the go ahead from JimJohnson. Jim Thinks the Tab 12 Close to being able. tb. schedule. thesnaiyeical work or Such a Study. thinks the lab is close to being able to schedule theanalytical work for such a study. Eric--- ATTACHMENT NT nore weno RAND YN sare: INTEROFFICE MEMORANDUM Date: EherCa88 Galak Ez From: scott 8. skrond 13-Apr-1994 08:14am CTZ From: Scott B. Strand Sn ares oer: Fiarc STRAND, SCOTT B. Dept: EE&PC See:S98T663 (eax 778-6170: coteL, Kemmend C conse, Tel NO: 778-7863 (FAX 778-6176)TO: GOEBEL, KENNETH D ( GOEBEL, TERED o armors cer GEHOHF, 18 C censors, Leo rapmors > KENNETH D @PROFS )CC: GEHLHOFF, LEO F ( GEHLHOFF, LEO F @PROFS ) Ee Re Cremer, ere a 2c biRERROLS" Tuk be CC: ERIC A REINER ( REINER, ERIC A )CC: DENENHOLZ, IRA M. oenthno "STAN. ans orton subject: rE-155 Kens Leo GER Thor his a ( DENENHOLZ, IRA M. @A1 @ORION )Subject: FC-135 Hi Ken, Leo Gehlhoff has a Sottomruts TS uauthg SURE "tbacealt proce Here 1T end up customer who is looking at using FC-135 surfactant in a process where it will end up Sein Senered. ni: "Bat requebted that we provioe his with Hat we pould considear being sewered. He has requested that we provide him with what we would consider a redornaceon for his amYication: "unfortunately. 1 naka. "Ths decoraingtion. safe concentration for this application, unfortunately, to make this determination, ESE ety I Mel rors Gath Shan what we Ba: eroa iat 1 Rav Foun. na ant) we are going to need more data than what we have. From what I have found, we only Rave"s 55a haunt of dare on the' " Husrochenical solids (Bo; So: FTC and' F15hS ahd have a small amount of data on the fluorochemical solids (BOD, COD, TTC and fish) and Sab sthea dace on hd Hopton s1coner. To better characierize the space of the published data on the isopropyl alcohol. To better characterize the impact of the Products 1 hank 13 uouTd he AGUA Sable. to Fun daphata, mimons. algae(optional). product, I think it would be advisable to run daphnia, minnows, algae(optional), Eig epi ration ADITTon, and uiCrotox oh The' forsISRed produce. Boba von't sludge respiration inhibition, and Microtox on the formulated product. BOD/COD won't Se meetin ct ve rE aut conden that the FusrochCiem] bortion wns be necessary since we are quite confident that the fluorochemical portion won't degrade ams we know Toh wT]. BY Cory OF THES NOTE: Lube. oy Soun-db you need a degrade and we know IPA will. BY COPY OF THIS NOTE: Leo, How soon do you need a TFeEdpRonTse?esthtehe sa"bquei:ckedsot thheeseestteisntag.. caanndgeatmatdgornee 1t3hepFroobraubIlEyL 2 weeTkHsyhcaoensi1deSreiangking For here ts Unclear, feel free to call me at K7863: I normally work from 7:00 = response? The quickest these tests can get done is probably 2 weeks considering time to get the sample, do the testing, and analyze the results. If what I am asking for here is unclear, feel free to call me at 8-7863. I normally work from 7:00 - 0 Shams" for your help. Best reards, scott strand 4:00. Thanks for your help. Best regards, scott strand BOTTOM TOP i Taverna] Correspondence Gas i3pr100 3M Internal correspondence Date: 13-Apr-1994 Baga From: kenneth, cosbel 12:43pm CTZ From: Kenneth D. Goebel Gofal Eimer o arrors esse sept GOEBEL, KENNETH D @PROFS @SSW* Dept: oir Sen alr GrSUb oct: rc-135cc; US0A80--USSPOL | GRALG OLSON Tel NO:TO: See BelowSubject: FC-135cc: US042280--USSP01 CRAIG W OLSON Ba Hts RA US047816--ALLIN1 REINER, ERIC A USO53833--ALLIN1 DENENHOLZ, IRA M. USBEISS TOM Chore hor | US0eris--yserb USYENARAGEn. CHESTERRON: Kemeth US025755--USSP01 GEHLHOFF, LEO F US067738--USSP01 BIERBRAUER, CHESTEFROM: Kenneth Bauer USO CNSEtance I36-cL-04. (613.733 48D08asea on mounting D. Goebel - -CF&AP Compliance 236-GL-04 (612-733-4899)Based on mounting Siidence. that our fonic Fluarosurfactants nay readtlybe absorbed. into the hora. body and evidence that our ionic fluorosurfactants may readilybe absorbed into the human body and Ey er nthe Rutan' cody For ong Line per odes J malta not recommend Sengring or may persist in the human body forlong time periods, I would not recommend sewering or TLRS Thre whtersystans 1h hy nun Hohever: broviding thls potent 41 CUstontr ih disposal into watersystems in any amount. However, providing this potential customer with 35 naming. Sheensirorsenta Fate a th be a bUSIRELS iE SeCision. The perforrance FC-135 knowing theenvironmental fate has to be a business unit decision. The Performance eaters or Sen aT Dave 10 duds ether. or not 10 Sem JOUSRIENG. For chemicals group of SCD will have to decide whether or not to send yousample for STL Sons1 Te42 0g. 5 Takve tp to Ira banenpolLseyn CohThots to, brovidh you with a additional testing. I leave it up to Ira Denenholz/Leo Gehlhoff to provide you with a Sample Fecotmintant 15 ne water S1opRAl KemEth bo, CounelSel Formarhong nove from sample. My recommendation is no water disposal.Kenneth D. Goebel*** Forwarding note from 0 ALERT O13) 04 0830S oeButir ohiToL STRAND SCOTT b. GAL GEWAETCC: USPIN009--ALLIN1 04/13/94 08:38 **~Distribution:TO: STRAND, SCOTT B. @A1 @ENVNETCC: DERCMOL, SHA i. 031 SoRTONCE: REINER. ERIC A 1 GENVAETCC: BXCRRRAUER, CHESTER 3 DENENHOLZ, IRA M. @A1 @ORIONCC: REINER, ERIC A @A1 @ENVNETCC: BIERBRAUER, CHESTER J CER Este GHERVESCCr GEMLNGPY, LED GPRS GSsubl. CHFRESCE, BLaoN, CRATE GPROFS @PROFS @SSWMB @HERMESCC: GEHLHOFF, LEO F @PROFS @SSWMB @HERMESCC: OLSON, CRAIG W @PROFS CELE Games UERIESCE]CENLIOHE, LEO F EPROPS Son C1 @SSWMB @HERMES. BOI-FOM TOP III INTER FEE memo INTEROFFICE MEMO Eawoun oar" T28-Ror-1o54 05: Eran cr R A N D U M Date: 22-Apr-1994 09:17am CTZ Frou? * Barc 4 nerve Rein Sic a From: ERIC A REINER REINER, ERIC A beprs Shekel Teno: (2) Sire: Dept: 3M EE&PC Tel No: (612) 778-5079TO: SEhiorr, UFo'F C conor, Leo aenars So6: SSERmnAt, Guisien GEHLHOFF, LEO F ( GEHLHOFF, LEO F @PROFS )CC: BIERBRAUER, CHESTER SEUPROEE 0S Se GuERNESCC: | GORSEL, KEANE D GFRORS GSoue GRERMESCEL Scott 8. Scrand J @PROFS @SSWMB @HERMESCC: GOEBEL, KENNETH D @PROFS @SSWMB @HERMESCC: Scott B. Strand Sri, Score 8 ESE ong Routt CUoRELL, ostarb. Scemm ( STRAND, SCOTT B. )CC: HOWELL, ROBERT D. ( HOWELL, ROBERT D. @CC3M ) Sabie? hE isl Chin JOU hi Rlathed, you asked for a Safe 0dr: subject: RE: FC-135LeoIn your memo, attached, you asked for a safe discharge Somtamrationtor Pe. 35, Ware" are, the Considerations an nesds-ts make. sodetermine this concentrationfor FC-135. Here are the considerations one needs to make todetermine this ron I anv ronmansal rik ersgeceive, COBISuEly ThedlScharger S150 Ras 5. ber pre from an environmental risk perspective. Obviously thedischarger also has to be sure Fe REA CE that he is in compliance with allregulations. First, with a persistent material like a TR orbchenat1 Surfactant yon. Ram So ihm7c r4lase to the environment besaUTe the fluorochemical surfactant,you want to minimize release to the environment because the PETES Rster a1 hay ACCUMISRG. Tn PTACER In the Environment where Te Coutabeiia to persistentmaterial may accumulate in places in the environment where it couldbuild to `CDCIOOSNNTFFRIIIDDCEETNNCTTOIIAAULLRT-.SSUUNOBB.JJEE2C7CTTCATT0OO-AA35PP8RRO0OT2TEECCTTIIVVEE ORDER ORDER ENTERED ENTERED IN IN HENNEPIN HENNEPIN COUNTY COUNTY DISTRICT COURT, NO. 27-CV-10-28862 11441133..00000022 awwosi27 3M MN04741127 cFcloounnoccreeonncthtrreaamttiiioconanlss ttshhuaartftawwcotouaulnlddtsccasauuhssoeeuldeeffffbeeecctdtsse..signFFeoodrr Ttthhoimissinirremeiaazssoeonn,ea,nalvllil roppnrromoeccneetssassleess reuulsseiiannsgge. 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