What does Boxing Day have to do with boxing?
1802 (implied in oxidizable), from oxide + -ize. Related: Oxidized; oxidizing; oxidization.
oxidize ox·i·dize (ŏk'sĭ-dīz')v. ox·i·dized, ox·i·diz·ing, ox·i·diz·es
To combine with oxygen; change into an oxide.
To increase the positive charge or valence of an element by removing electrons.