Define the terms contaminant, pollutant, receptor, sink, particulate

Contaminant, Pollutant, Receptor, Sink, Particulate:

• A contaminant is any substance that is present in an environment where it does not belong.
• A pollutant is a contaminant that has harmful effects on the environment or living organisms.
• A receptor is an organism or part of the environment that can be affected by a pollutant.
• A sink is a part of the environment that can absorb or remove pollutants from the environment.
• Particulates are small solid particles or liquid droplets that are suspended in the air or water.