Na ọha mmadụ taa, ndị mmadụ na-ebi ndụ ụkpụrụ na-mgbe niile na-akawanye, ijeụkwụ nke ndụ na-accelerating, na obere oge apụghị ịnọgide na-amụba ina nke ndị mmadụ.Ọtụtụ ndị mmadụ hụrụ nri n'anya, ma ọ dị ole na ole ndị nwere oge na mmasị na ezigbo aka.Ya mere, ngwaahịa nri esiri esi apụtala.Ụlọ ahịa nri ndị siri ike na-apụta n'ihu ndị mmadụ, a na-enwekwa ụdọ nri siri nri dị iche iche n'ebe niile n'okporo ụzọ.Otú ọ dị, a naghị echekwa nri e esi esi ngwa ngwa, ichekwa ya na-ekwesịghị ekwesị na-emekwa ka ọ daa.Mpụta nke igwe na-akwakọba ihe na-ekpo ọkụ na-edozi nsogbu a.Igwe nkwakọ ngwaahịa nri nwere ike ime akpa ahụ n'ọnọdụ enweghị ohere iji nweta ọmụmụ ọmụmụ.

Maka ngwaahịa anụ, deoxygenation nwere ike igbochi uto na mmepe nke ebu na nje bacteria aerobic, na-egbochi oxidation nke mmanụ mmanụ, gbochie mmebi nke ihe oriri, ma nweta nchekwa na nchekwa ndụ.

Maka mkpụrụ osisi ahụ, ikuku oxygen dị n'ime akpa ahụ na-ebelata, mkpụrụ osisi ahụ dịkwa ntakịrị.Ọ na-emepụta carbon dioxide site na iku ume anaerobic ka ọ na-ejigide iru mmiri.Oxygen a dị obere, carbon dioxide dị elu, na oke iru mmiri nwere ike ibelata mmịnye mkpụrụ osisi n'ụzọ dị irè ma belata mbelata mkpụrụ osisi.Na-eku ume, ibelata mmepụta ethylene na oriri na-edozi ahụ, ka o wee nweta nzube nke ichekwa.

Ogo nke ngwa nke igwe nkwakọ ngwaahịa vacuum gụnyere:

Ngwaahịa ndị a chịkọtara: soseji, ham na ụfọdụ inine ndị a chịkọtara, dị ka mọstad, radish, pickles, wdg;

Anụ ọhụrụ: anụ ehi, atụrụ, anụ ezi, wdg.

Ngwakọta agwa: ntụ ọka a mịrị amị, ntụ ọka agwa, wdg;

Ngwaahịa esiri esi: anụ ehi, anụ ọkụkọ, wdg;

Nri dị mma: osikapa, akwụkwọ nri, nri mkpọ, wdg.

Na mgbakwunye na nri ndị a dị n'elu, ọ na-emetụtakwa ichekwa ọgwụ, akụrụngwa kemịkalụ, ngwaahịa ọla, ihe elektrọnik, textiles, akụrụngwa ọgwụ na ihe ọdịnala.Otú ọ dị, ekwesịrị iburu n'uche na nkwakọ ngwaahịa na-adịghị mma adịghị mma maka ịkwakọba na ichekwa nri ndị na-esighị ike na nke na-esighi ike, akpa akpa akpa rọba nwere akụkụ dị nkọ, na nri dị nro na nke nwere nkwarụ.

Mpụta nke igwe na-akwakọba ihe oriri na-enye ohere maka mmepe na mgbasawanye nke nri esi nri, nke mere na ngwaahịa nri esiri esi adịkwaghị n'okpuru oke ala na oge, na mmepe nke nku abụọ na ohere sara mbara maka mmepe.Na mgbakwunye, igwe nkwakọ ngwaahịa nri dabara na mkpa dị ngwa maka ngwa ọhụrụ na nkwakọ ngwaahịa ngwa ngwa n'ahịa taa, na-akwalite mmepe ngwa ngwa nke akụ na ụba ahịa.N'ihi na-emepụta, nri agụụ nkwakọ igwe nwere ike fundamentally ibelata mmepụta ulo oru ulo oru mbo, nweta obere ego na ndị ọzọ revenue.