Respuesta :
Aeration of liquid waste is done to to promote the growth of bacteria so they can break down materials in wastewater.
What is waste treatment?
Waste treatment refers to the process of treating waste in order to ensure that the waste does not pose harm to the environment or organisms in the environment when they are released into the environment.
Wastewater treatment aims to make sure harmful substances in water are degraded.
In order to promote the growth of bacteria so they can break down materials in wastewater, aeration of liquid wastebis done.
Learn more about waste treatment at: https://brainly.com/question/25085634
Answer:
heating of Liquid Waste is your answer
Explanation:
The other 3 are incorrect