Ihe mgbapụta nke nozulu cone zuru oke bụ conical, akụkụ ịgba ahụ bụ okirikiri, a na -ekesakwa ụmụ irighiri mmiri ahụ na ụkpụrụ okirikiri, yana nnukwu mpaghara mkpuchi.

Ọdịdị ịgba nke oghere oghere oghere oghere dịkwa conical, mana enweghị mmiri dị n’ime ya, na akụkụ ịgba ahụ bụ udi mgbanaka okirikiri, naanị okirikiri gburugburu gburugburu ekesala mmiri mmiri.

Ihe kpatara e ji mepụta ụdị ịgba abụọ ndị a bụ tumadi mmiri na -asọba n’ime oghere. Anyị nwere ike nweta udi ịgba cone zuru oke site na agụba, n’ihi na ihe pụrụ iche nke agụba na -eme ka mmiri na -atụgharị n’akụkụ ụzọ dị iche iche, ka ịgba ahụ wee bụrụ otu. Map nkesa cone zuru oke nke cone oghere. N’ime cone oghere na -abụkarị oghere nwere oghere, nke na -eme ka mmiri mmiri na -agbagharị na oke ọsọ mgbe ọ banyere n’ime oghere, a na -ewepụkwa ya site na oghere na -enweghị nsogbu ọ bụla, si otú ahụ na -akpụpụta akụkụ okirikiri okirikiri okirikiri. Ngosipụta ngwa nke cone na oghere cone nozzles dị iche. Maka nkọwa ndị ọzọ, biko nweere onwe gị ịkpọtụrụ anyị.