Type 1701 bulking has occurred in an oxygen activated sludge plant operated at high F/M at a DO concentration of 12-14 mg/L, which was cured by raising the DO to 20 mg/L. As a rule, always trust the microscopic observation of low DO filaments to indicate oxygen limitation rather than the aeration basin DO values.
Salvation means being saved from certain death. Itâs in the Bible, âFor the wages of sin is death, but the gift of God is eternal life in Jesus Christ our Lordâ (Romans 6:23, NKJ). Jesus is the man offering the rope of salvation, and we are the ones doomed to die.alvation means being saved from certain death. Itâs in the Bible, âFor the wages of sin is death, but the gift of God is eternal life in Jesus Christ our Lordâ (Romans 6:23, NKJ). Jesus is the man offering the rope of salvation, and we are the ones doomed to die.
Redemption is a biblical word that means a purchase or a ransom.. Historically, redemption was used in reference to the purchase of a slave's freedom.