User blog comment:Luffayking12/big mam chocolate chocolate no mi/@comment-3337232-20120910033209/@comment-1440995-20120910164914

actually, Oda never stated a limit of substances to be logias, there is even Simon from One Piec's game, the logia of paper, and paper is a man-made material, the same applies to Honey Queen, who can become a pink-ish liquid with no properties besides the physic properties of fluid liquids.

The Gasu Gasu no mi might slip out as well, cuz many gases he can control cannot be found without human chemistry.