asked 28.4k views
1 vote
The picture shows a section of a wastewater treatment plant. This section of the plant removes oil and fats in water. What would be the purpose of blowing air into the wastewater?

1 Answer

6 votes

Answer:The air forms a froth that floats on top and can be removed.

Step-by-step explanation:

answered
User Edralph
by
8.2k points
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