Isi ihe nke etched ?r?ba amab? igwe anagh? agba nchara. Ebe ? b? na aha igwe anagh? agba nchara agagh? ata nchara, nwee ogologo nd? ?r?, ?d? ar? d? mfe, mmet?ta d? elu, yana ederede na ogo d? egwu siri ike, a na-ejikar? ha eme ihe na ekwent? mkpanaaka, k?mp?ta, ?gb?ala na ihe ?ch? mma ?gb?ala na ihe ?r?ba ama nd? ?z?.

Ka m gosip?ta otu esi eme akara etching, ma dee obere usoro:

Kw?p? 1: D?ka eserese nd? ah?a nyere, chep?ta ?kp?r? ngwaah?a yana nk?wa ederede ch?r? ka etched

Kw?p? 2: Kanye ihe eserese eserese emere na mpempe akw?kw? na-ejide onwe ya

Kw?p? 3: Gbakwunye ihe nkiri a kp?r? akp? na mpempe akw?kw? igwe

Nz??kw? 4: Wepu akw?kw? nrapado ah? n'ebe a ch?r? ka etched)

Kw?p? 5: P?a n'?n? okwu ah? nke ?ma iji gbochie ns? mmiri

Nz??kw? 6: Etching, ①, electro-etching: ? nwere ike iji ihe ?r?ba ama etching na ndochi igwe mep?tara site na ?l? ?r? any?, ?s? ?s? ?s?; , Mmiri ?gw? etching

Nz??kw? 7: Jiri mmiri saa, etch na omimi ach?r? iji kw?s? etching, jiri mmiri sachaa

Nz??kw? 8: ak?r?

Nz??kw? 9: Na-ejuputa na ?gba: jiri igwe ikuku na egbe na-agba agba iji fesaa ihe ?r?ba ama nd? ah? na nnukwu nha

Nz??kw? 10: D? ka o kwes?r? ?d?, kpoo ma ? b? tee agba

Nz??kw? 11: Beep? akw?kw? mmado ah? na-echekwa ewezuga font

Nz??kw? 12: lelee, ewep?t?, ngwaah?a gw?chara

?z?, any? ga-ewebata uru nke ihe ?r?ba ama etching:

1. Short etching usoro oge na ala na-eri na uka mmep?ta;

2. Elu nke etching ngwaah?a b? ezigbo onye na n'?n? nd? d?t? mma n'anya. The mkpa nke metal efere, elu nke ziri ezi;

3. Ego etching di ala, ma emeputa ohuru ohuru na ihe nkiri, ma mechie ngwa ahia na obere oge;

4. Short etching ?z? oge;