Ịwepụ ihe nkiri na-eguzogide ihe fọdụrụ
N'oge a na-ewepụ ihe, a na-etinye ihe mgbochi mgbochi na mpempe akwụkwọ iji wepụ ihe nkiri mgbochi ọ bụla fọdụrụnụ.Ozugbo nkewachara nkewa, a na-ahapụ akụkụ ahụ emechara, nke enwere ike ịhụ na foto dị n'okpuru.
Mgbe usoro etching gasịrị, a na-ewepụ ihe nkiri mgbochi fọdụrụ na mpempe ígwè ahụ site n'itinye ihe mgbochi mgbochi.Usoro a na-ewepụ ihe nkiri mgbochi ọ bụla fọdụrụ n'elu mpempe akwụkwọ ígwè ahụ.
Ozugbo usoro nkewa ahụ mechara, a na-ahapụ akụkụ metal a gwụchara, nke a na-ahụ na foto a na-esi na ya pụta.
