Consider this: Oolong tea has greater weight - loss properties than green tea because of further oxidation of the tea leaves. (weightlosstriumph.com)
Here they are protected against further oxidation into unwanted CO or CO2 as greenhouse gasses.» (sciencedaily.com)
What's more: «When cooking oil gets heated to high temperatures, it oxidizes and releases free radicals that can cause further oxidation, which can lead to DNA mutations and inflammation in the body.» (health.com)