Metode 1: lembaran aluminium anodized pangilon, sawise nyuwek film protèktif, ndemek pangilon nganggo driji, reregetan kringet ing driji bakal tetep ing ndhuwur pangilon, nanging sawise digosok nganggo kain garing utawa handuk kertas, bekas driji bakal dibusak resik lan ora bakal ninggalake tilak sembarang.

Ora sawise oksidasi piring aluminium pangilon ora padha, leaving the fingerprints will be more and more dirty, and ultimately can not recover the role of the mirror.

Metode 2: put the anodized mirror aluminum plate in the ear bend, if there is a slight cracking sound clarification that is anodized mirror aluminum plate, if not that is not anodized mirror aluminum plate.

Metode 3: the mirror aluminum plate to do 90 degrees T bend, anodized mirror aluminum plate in the T bend will have a slight whitish appearance, which is the reason for the anodic oxide film burst, if the mirror aluminum plate without anodic oxidation does not have this appearance.