Complex organic matter
Soluble organic molecules
HYDROLYSIS
ACIDOGENESIS
ACETOGENESIS
METHANOGENESIS
Volatile fatty acids
Alcohols
Methane
Carbon dioxide
Acetic acid
Acetoclastic
methanogenesis
Hydrogenophilic
methanogenesis
Hydrogen
sulfide and
sulfides
Sulfate reducing
bacteria
Sulfate
CO 2 H 2
Fig. 16.18 Schematic drawing
of biodegradation of organic
matter in a sanitary landfill.
Drawing: M.-J. Bodiou
VOLATILE ORGANIC COMPOUNDS
Destruction
Recovery
Photocatalytic
Fixed bed
Motile bed
Biofilter
Percolating
biofilter
Bioscrubber
Regenerating
Regenerating
Recovering
Recovering
Fluidized
Physical
transfer
Transfer
with reaction
Adsorption
Condensation
Membrane
Absorption
Biofiltration
Thermic
Catalytic
Fig. 16.19 Simplified
organization chart of different
methods for the treatment of
volatile organic compounds
(VOCs). Drawing: M.-J. Bodiou
682
J.-C. Bertrand et al.