Question

why should oils and fact not be released in the drain.​

Answer 1

Answer:

Because of the release of oils and fats in drains it hardens the soil in sewage pipes and blocks them. ... Fat block porosity of soil in an open drain which affects on the filtering efficiency of water. so oils and fats should not be released in the drain.

Explanation:

check ur question again there would be fats not fact

Answer 2

Answer:

Facts blocks the drain by clogging the holes of the soil.it does not allow the movement of water it becomes stop to flow.flat block porosity of soil in an open drain which of facts on the filtering efficiency of water.so oils and fats should not be released in the drain