1. Bugharịa kreenu ka ijikọ nko crane na mgbanaka ebuli elu nke ọkụ na-ebuli elu. Mgbe ebuliri n'ogo kwesịrị ekwesị, lelee ma ogwe ebuli elu dị larịị ma kechie eriri ebuli elu.
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3. Nleba anya na-ebuli ule: mgbe e buliri kreenu, ogo nguzozi nke isi ọkụ ahụ ga-abụ ihe na-erughị 1 Celsius, a ga-eji anya gba ọtọ hụ ma ọ bụ nguzozi. Mgbe ọ zuru oke, enwere ike ibuli elu.
4. ibuli ule ule: usoro nleba anya nke ibu bụ usoro ikpeazụ nke nkwadebe dum, akụkụ ikpeazụ nke usoro ọrụ dum, kwesịrị iji nwayọọ na-ebuli ibu ahụ, mgbe ọ dị nnọọ n'ala, kwụsị ibuli elu, na-edebe nrụgide zuru ezu, wee jiri nwayọọ nwayọọ mee ka ibu ahụ dị jụụ, ma ọ bụrụ na ọ dịghị ihe na-adịghị mma, nwere ike ibuli elu nkịtị.
Nlekọta kwa ụbọchị:
1.Mgbe ejiri ya mee ihe, a ga-etinye ihe nkwụnye ọkụ ahụ na shelf pụrụ iche ma chekwaa ya na ụlọ ọrụ ikuku, nke akọrọ na dị ọcha.
2.The elu nke beam ahu kwesịrị ichebe megide nchara ugboro ugboro, na-agaghị ekwe ka echekwara na acid, alkali, nnu, chemical gas na keguru mmiri gburugburu ebe obibi.
3.Edola na ebe okpomọkụ dị elu.
4. Na-ehicha akụkụ ndị na-agbanwe agbanwe mgbe niile ma tinye mmanu mmanu mgbe niile iji gbochie esemokwu akọrọ na mgbochi