Multiple choice

A small system that is used by a home or business to treat wastewater is called a

  1. septic system

  2. non-point pollution

  3. concentration

  4. EPA

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A septic system is an on-site wastewater treatment system used in areas not connected to a central sewer system. It uses a tank to settle solids and a drain field to filter liquid waste.