Oxidation
Enzymatic Browning: Why Cut Apples Turn Brown
Why cut apples, avocados, and potatoes turn brown, how polyphenol oxidase drives the reaction, and which kitchen tricks actually slow it down.
BeginnerWhat Makes Tea Different: Catechins, Tannins, and the Chemistry of Steeping
Why green, black, and oolong teas taste so different, what tannins and catechins are, how oxidation changes tea chemistry, and why oversteeping turns tea bitter.
Intermediate