Ukunwetshwa kwamehlo ezimvu
Amahange emikhono yebhawudi ye-O/Eye akhiwe kakhulukazi ngezinto zamandla aphezulu ukuze kuqinisekiswe umthwalo onokwethenjelwa - ukusebenza nokuqina. Ibhawodi yamehlo, ingxenye ebalulekile yokunamathisela izintambo, izintambo, noma amaketango, ngokuvamile yenziwa ngensimbi ye-alloy ephathwa ngokushisa.