MLSS stands for and what does MLSS represent in the aeration basin?

• A. Mixed Liquor Suspension Solids; the total suspended solids in the aeration basin.
• B. Mixed Liquor Suspended Solids; the total suspended solids in the aeration basin, including biomass and inert solids.
• C. Maximum Liquor Suspended Solids; the total solids in the clarifier.
• D. Mass Liquor of Solids; the amount removed.

Answer: (B)