Aeration is used extensively for that biological (biochemical?) oxidation of equally domestic and industrial natural wastes. In wastewater treatment, the purpose of aeration is always to introduce air in to the water by means of the best and the very least pricey approaches that should raise oxygen transfer (dissolved oxygen) https://rafaellgauo.qowap.com/88402216/an-unbiased-view-of-continuous-sand-filter