Question

what is septic tanks 2 points ​

Answer 1

Answer:

• A septic tank is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater (sewage) flows for basic treatment
• Settling and anaerobic processes reduce solids and organics, but the treatment efficiency is only moderate.

Explanation:

• Septic tank systems are a type of simple onsite sewage facility (OSSF).
• They can be used in areas that are not connected to a sewerage system, such as rural areas.

Answer 2

Answer:

A septic tank is an underground chamber made of concrete, fiberglass, or plastic through which domestic wastewater (sewage) flows for basic treatment.[2] Settling and anaerobic processes reduce solids and organics, but the treatment efficiency is only moderate (referred to as "primary treatment").[2] Septic tank systems are a type of simple onsite sewage facility (OSSF). They can be used in areas that are not connected to a sewerage system, such as rural areas. The treated liquid effluent is commonly disposed in a septic drain field, which provides further treatment. Nonetheless, groundwater pollution may occur and can be a problem.

hope this helps you

Explanation:

plz mark me as brainleist