AB	Arnon–Buchanan
APS	adenylyl sulfate
BTEX	benzene, toluene, ethylbenzene, m-xylene, p-xylene, and o-xylene
CBB	Calvin–Benson–Bassham
COD	chemical oxygen demand
DH	dicarboxylate–hydroxybutyrate
DIC	dissolved inorganic carbon
DNRA	dissimilatory nitrate reduction to ammonia
DO	dissolved oxygen
EC	electrical conductivity
HH	hydroxypropionate-hydroxybutyrate
HP	3-hydroxypropionate
KEGG	Kyoto Encyclopedia of Genes and Genomes
NCBI	National Center for Biotechnology Information
ORP	oxidation–reduction potential
PAPS	3’-phosphoadenylyl sulfate
PHC	petroleum hydrocarbon contaminated
ppm	Parts per million
VOCs	volatile organic compounds
WL	Wood–Ljungdahl