Example: Finding Microbes to Clean Up Oil Spills ◾ 215
Nitrate related reducution|denitrif|nitrate.reduc|NO3.
reduc
Sulfate related reduction|sulfate.reduc|SO4.
reduc|sulphate.reduc|sulfite.reduc
Methane generating|methanogen
Electron transfer|electron.accept|hydrogenotrophic
Fermentation|ferment
Anaerobic|anaerobic|anoxic|hypoxic
Environment
Sediment|sediment
Subsurface|subsurface
Aquifer|aquifer
Freshwater|ground.water|lacustrine| lake|fresh.
water|river|pore.water|oilfield water
Seawater|sea water|salt water|marine
Oil reservoir|oil.reservoir|petroleum.reservoir
Polluted soil|OBM|oil based mud|contaminat.{0,10}
soil|pollute.{0,10}soil|oily soil
Soil| soil | soils
Contamination|oil spill|contaminat|broken pipeline|oil
seep|oil sludge|oil.{0,5}shore|oil.{0,5}pollut|plume ...