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REMEDIATION TECHNOLOGY <br /> SOIL GAS & GROUNDWATER MONITORING <br /> KVO <br /> SOIL GAS SOIL & GROUNDWATER SAMPLING <br /> Aosta C-ip1RGIf10A <br /> TRE uICROHIIEBLs asic"oIILATND axom8 SMACT.Tom <br /> c0i2 y <br /> c6Hiz J9CO2 +HOH <br /> T= A09t-le PROCESS CONSISTS OF A COKBINATION OP IN--SITU AIR <br /> STRIPPING, WHERE DISSOLVED PETUOLEUM HYDROCARBONS SOLVENTS <br /> (LIKE BENZENE, TOLUENE, ETHYL BENZENE, AND XYLENES [BTEXI ) <br /> ARE ZXTRACTED Fkom AQUEOUS SOLUTION INTO SMALL BUBBLES. THE <br /> IMTItACTED SENZENE THEN REACTS WITH ENCAPSULATED OZONE IN <br /> CAS/GAS REACTION- TSE DOUBLE BONDS ARE SPLIT BY THE OZONE <br /> DECOMPOSING TO FORM CARBON DIOXIDE WHICH REACTS WITH WATER <br /> (HYDROLYZES) AS IT EXITS THE BUBBLE TO YIELD REACTION END <br /> P'RoDVCTS MZO AND CO2 <br /> THIS IS A VERY CLEAN REACTION SEQUENCE SINCE STEX IS <br /> COXCENTRATED IN THE FINE BUBBLES TO REACT WITH OZONE ON A <br /> MOLE TO ?TOLE BASIS. THE CONCENTRATION OF OZONE IN THE <br /> BUBBLES IS HATCHED TO THE EXPECTED BTEX CONCENTRATION, FIELD <br /> AMPACKEE BY '"HUgSLE TRAPS". <br /> p'ROCESS FOCUSES OZONE REACTION SELECTIVELY TO AIR <br /> STRIPPABLE COMPOUNDS WHICH INVADE TSE BUBBLES. AS A RESULT, <br /> Ip = ENCAPSULATED OZONE CONCENTRATION IS MAINTAINED AT A <br /> LOW MULTIPLIER OF THE STRIPPABLE VOCs, THEN HQ ADDITIONAL <br /> OZO" IS AVAILILDLE FOR SIDE REACTIONS WITH OTHER DISSOLVED <br /> ORC"IC COMPOUNDS WHICH HAVE LOM HENRY'S NUMBERS. PRIMARY <br /> RESICTIONS DO NOT CREATE ANY INTERMEDYATE PRODUCTS BECAUSE THE <br /> REACTIONS PROCEED SO RAPIDLY AND BUBBLE RISE TIMES ARE QUITE <br /> LONG. AS OF YET, THE ONLY IDEIRTIrIED END PRODUCTS HAVE BEEN <br /> YNORGANIC (CHLORIDE CARBON DIOXIDE, BICARBONATE, NITRATE, <br /> SULFATE, AND DISSOLVED OXYGEN) , OTHER ORGANICS MAY BE <br /> P7toDUCED, BUT AT LEVELS BELOW NORMAL DETECTION. <br /> A UNIQUE ALTERNATING USE OF OZONE/OXYGEN PROMOTES BOTH <br /> OF MORE COMPLEX ORGANIC COMPOUNDS AND ENHANCES <br /> GROWTH OF BACTERIA WHICH DECOMPOSE THE BREAKDOWN PRODUCTS. <br /> ?PFI REDUCTION OCCURS AT RITES EQUIVALENT TO THREE--FOLD HIGHER <br /> THAN AIR ADDITIONS ALONE_ <br />