Water and Wastewater Terms Beginning F

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

food/microorganism (F/M) ratio

A process control parameter that measures the mass of BOD (food) entering the biological treatment system divided by the mass of mixed liquor suspended solids (microorganisms) in the bioreactor. A low F/M ratio favors endogenous respiration.