Contaminated soil is the presence of pollutants density above background levels that pose a potential ecological or health risk. Humans contaminate soil by it is many by various actions, including the discharge of liquid and solids pollutants surface. Such as pesticide application sub-surface releases from leaks in buried tanks, pipes, and landfills.
The deposition of atmospheric contaminants particles and dust containing lead. Often, the sois contaminated with a mixture of contaminants like benzene, toluene, ethylene, and xylene also named volatile hydrocarbons. See particulate matter (PM), heavy metals