Otu esi emeghe obere rivet nut:
Ọ bụrụ na ọ bụ aku nke na-atabeghị nchara ma ọ bụ tufuo, chọta eriri kwesịrị ekwesị ma tụgharịa ya na elekere elekere.
Ọ bụrụ na ọ bụghị, mgbe ahụ:
1. Kọla.Ngwa ngwa tinye kola na kposara nchara ma hapụ ya ka ọ nọdụ ala ruo oge ụfọdụ, ị ga-ahụ na a na-atọpụ ihe nkedo ahụ ngwa ngwa.Nke a bụ n'ihi na kola nwere carbonic acid na nhazi ya, ebe iron oxide bụ akụkụ nke nchara.Mmeghachi omume kemịkal dị n'etiti ha abụọ nwere ike wepu nchara.
2. Mmanya+ ọcha mmanya+detergent.Tinye mmiri kwesịrị ekwesị na karama ahụ, wee wụsa n'ime karama mmanya abụọ, karama mmanya ọcha abụọ, na karama mmiri abụọ.Ma jijiji nke ọma.Wunye ụfọdụ na ịghasa, hapụ ya ka ọ nọdụ ala maka nkeji ole na ole, wee jiri nwayọọ mee ka ọ dị nro.Enwere ike ịtọpụ ihe nkedo nchara ozugbo, a pụkwara iwepụ ya ngwa ngwa.
3. Jiri hama tie ike.Ihe nkedo ahụ na-acha nchara, ejila ihe mgbawa mee ka ọ sie ike, ma ọ bụghị ya, ọ ga-esi ike ịkụpụ ya.Ị ga-eji mgbanaka iji mee ka ịghasa ahụ sie ike, wee jiri hama tụọ ọnọdụ aka nke wrench ugboro ole na ole n'ogo dị elu.Ọ bụrụ na a na-atọpụ akụkụ ndị dị nchara n'ime n'ihi ịkụ aka, ọ ga-adị mfe karị ijikọ ọzọ.N'aka nke ọzọ, ị nwere ike ịkụ aka ozugbo wee kụọ ya gburugburu ọtụtụ ugboro, nke ga-emekwa ka ọ ghara ịdị n'etiti.aku ahuna ịghasa ma mee ka ọ dịkwuo mfe ịtọpụ.
Oge nzipu: Mee-18-2023