In addition to ozone, electric discharge in air produces variety
of chemically active species, such as OH−, NO, O3
∗, N2
∗,
N∗, OH∗, O2
+, N2
+, and O+. These species are short-lived
and decay before ozone enriched air gets into the water.
Ozone, thus produced, is released into the water where it
oxidizes various organic and inorganic chemicals present in
water and converts them into simpler form which gets easily
decomposed in the nature [11].