Piv nrog rau cov pa ADC, tus neeg sawv cev foaming muaj qhov zoo ntawm kev ua kom tiav decomposition, tsawg seem seem ntawm foaming tus neeg sawv cev, thiab loj ua tau zoo roj ntau lawm.Ib qho ntxiv: li 1-3%, tus nqi ntawm cov ua npuas ncauj tus neeg sawv cev kuj tseem tuaj yeem txiav txim siab raws li cov foaming ntom ntom, uas tuaj yeem nce ntxiv lossis poob qis.