The contaminants found most often are hydrocarbons and their derivatives. Among others, these include products from the following major families:

  • PHC C10-C50: diesel, heating oil, etc.
  • BTEX: gasoline, solvent, etc.
  • PAH: diesel, fuel oil and other high molecular weight hydrocarbons, industrial waste

We also often find inorganic contaminants such as metals. Soil often contains both types of contaminants.