Qauv Cia Vials, tseem hu ua cov iav iav, lossis kev npaj roj, cov tshuaj pleev ib ce, tshuaj pleev ib ce, cov tshuaj lom neeg ntawm cov khoom lag luam, muaj cov khoom lag luam ntev. Cov txheej txheem ntau lawm ntawm kev ua tau zoo tag nrho cov organic carbon (TOC) coj kom huv si kom ntseeg tau tias lawv tsis pab txhawb nqa txhua cov organic carbonation rau cov qauv. Qhov no yog qhov tshwj xeeb tshaj yog nyob rau hauv ToC Kev Tshawb Xyuas, qhov chaw uas qee qhov chaw theem ntawm kev sib kis tau tuaj yeem cuam tshuam.