Some of the common methods utilised by AES-Marconi are listed below:

•    Removal of Contaminated Soil
 
•    Encapsulation 
              o Slurry walls
              o Jet grouting, blankets 
              o Clay, plastic membrane
              o Vitrification 
              o Cementation

•    Capping 
              o    Inert granules 
              o    Hardstanding

•    Biological Treatment
               o    Anerobic bacteria 
               o    Fungi 
               o    Landfarming,composting 
               o    Phytoremediation

•    Chemical Treatment
               o    Ion exchange 
               o    Neutralisation 
               o    Oxidation
               o    Photolysis 
               o    Precipitation 
               o    Reduction
               o    Carbon absorbtion

•    Physical treatment
               o    Soil washing
               o    Drum removal 
               o    Evaporation 
               o    Steam stripping
               o    Vacuum airstripping