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Sent By: RWBCB; <br /> 2553439; Oct-31 •11 :29; Page 4I9 <br /> REMEOIATION TECHNOLOrlY <br /> KVA SOIL GAS & GROUNDWATER MONITORING <br /> SOIL GAS. SOIL ti GROUNDWATER SAMPLING <br /> aCa� d-S3�l�RGSllCZ <br /> T7[6 7lICAOSIISEIJ! "cAvBVLAtXD OZONE REACTION <br /> C6H12 <br /> C012 se <br /> 0 <br /> co +HOH <br /> THE ^03Cm PROt69S CONSZ$To O) A COKSTRATION OP IN-SITU ]SIR <br /> STRIPPING, WHERE DISSOLVED HYDROCARBONS SOLVENTS <br /> (LIXE BENZENE, TOLUENE, ETEIYL BENZENE. AND XYLENES TBTEX3) <br /> ARE EXTRACTP_D FROM AQUEOUS SOLUTION INTO SMALL SUBB S. THE <br /> Mrrp►CTED BENZF.NLT THEW REACTS S ITH ENCAPSULATED OZONE IN <br /> GAS/GAS P_C►CTIOH_ rHE DOUSLI$ 1*10"03 ARE SrLIT BY THE OZONE <br /> VXXC76 WITH <br /> (HYMOLY2YS) AS IT EXITS THE tt.BUBBLE TOCYIELD REACTIONWATZS END <br /> PRODUCTS M20 AND CO2. <br /> THIS IS A VERY CLEAN REACTIOSEQUENCE SINCE STEX IS <br /> C*VC?_KT[tA.T'ED Ili THE FINE BUS LES TO REACT WITH OZONE ON A <br /> KOLL TO MOLE "$IS. THE CON TRATION OF OZONE IN THE <br /> MMWZS IS KI►TCXED TO TRE BXliECTED BTEX CONCENTRATION, FIELD <br /> CHECKED BY "BUBBLE TRAPS". <br /> TR>¢ >7ROC7Es5 :eocvs>'S OZONE REACTION SELECTIVELY TO AIR <br /> STRxPPA$L8 CoMrOUNDS WHICIi INVADE THE BUBBLES. " A. RESULT, <br /> jr THE ENCAPSULATED 02034E CO!¢CENTRATION IS I'lAINTAINED AT A <br /> LOW HQLTIPLIER OF THE STRIPPABLE VOC40 s, THE9 EQ ADOITIONAL <br /> OZONE IS AVAILABLE POR SIDE REACTIONS WITH OTHER DISSOLVED <br /> ORG7WZC COKPOVND5 ii{�ZCR RAVE ';LUN HENRY"S NUXSERS. P$aKARY <br /> REACTIONS DO NOT CREATE ANY XNTSF3SDY <br /> EATS PRODUC'T'S BECAiJSE THE <br /> REACTIONS PROCEED SO RAPIDLY :AwD BUBBLE RISE TIKES ARE QUITE <br /> IANC, AS OS YL"T, THE ONLY IQqENTIFIED END PRODUC'T'S HAVE BEEN <br /> INORGANIC (C6IL012IDE CARBON DIOXIDE, BICARBONATE, NITRATE, <br /> SULFATE, AND DISSOLVED OXYGEN) . OTHER ORGANICS MAY HE <br /> PRODUCED, BOT AT LEVELS BELOW NOPMAL DETECTION. <br /> A UPIOUE ALTERMATTHC USE OPQZONE/OXYGEN PR4DKOTES 80tH <br /> aREA=K>WH Op )CORE COMPLEX ORWIC COMPOUNDS AND ENHAXCES <br /> CROSi'M OF BACTERIA 'WHICH DECAMPOSE THE BRFAlMOWN'PRODUCTS_ <br /> TM REDUCTION OCCURS AT RATES £OUIVALENT TO THRF,E—POLO HIGHER <br /> THAN AIR ADDITIONS ALONE_ <br />