Tabbatar da daidaitawar ruwa da tawada
A lokacin buga da aka buga, UV tawali yana nuna rauni pelarity, emulsion phenenon ya bayyana idan ruwa da tawada ba da kyau ba. Ba za a iya warke fim ɗin Ink ba gaba ɗaya. scratch da peeling ya fito a farfajiya kuma rubbed tare a ƙarƙashin yanayin {{6}
