Uru Cork:
· Ọ bụ mmanya kacha ochie ma bụrụ nke a na-ejikarị eme ihe, ọkachasị mmanya ekwesịrị ịka nká na karama.
Cork nwere ike jiri nwayọọ nwayọọ hapụ ntakịrị oxygen n'ime karama mmanya, ka mmanya wee nwee ike nweta nguzozi kachasị mma n'etiti ụdị isi nke mbụ na nke atọ nke onye na-aṅụ mmanya chọrọ.
Ọdịmma:
· Mmanya ole na ole na-eji corks metọọ ya na corks.Tụkwasị na nke ahụ, akụkụ ụfọdụ nke corks ga-ekwe ka ikuku oxygen na-abanye n'ime karama mmanya dị ka mmanya na-eme ka mmanya na-eme ka mmanya oxidize.
Cork agba:
Ihe na-akpata mmetọ cork bụ kemịkalụ a na-akpọ TCA (Trichlorobenzene methyl ether).Ụfọdụ corks nwere ihe a ga-eweta ekpomeekpo kaadiboodu na mmanya.
Uru okpu screw:
· Ezigbo akara na ọnụ ala dị ala
Okpu mkpuchi anaghị emerụ mmanya
· Okpu mkpuchi nwere ike idowe ụtọ mkpụrụ mmanya ogologo karịa okwuchi, yabụ, a na-ejikarị okpu screw eme ihe n'ọtụtụ mmanya ebe ndị na-ese mmanya na-atụ anya na ha ga-ejigide ụdị ísì ụtọ.
Ọdịmma:
Ebe ọ bụ na mkpuchi mkpuchi enweghị ike ikwe ka ikuku oxygen banye, ọ na-arụrịta ụka ma ọ dị mma maka ịchekwa mmanya nke kwesịrị ịka nká na karama ruo ogologo oge.
Oge nzipu: Nov-09-2023