Ihe na-egbochi ọkụ

Ihe na-egbochi ọkụ bụ ihe a na-eji eme ka ọkụ ghara ịgbasa ma ọ bụ kwụsị mgbasa nke ọkụ ma ọ bụ belata ike ya.A na-arụkarị nke a site na mmeghachi omume kemịkalụ na-ebelata ire ọkụ nke mmanụ ọkụ ma ọ bụ na-egbu oge nsure ọkụ ha.[1][2] Ndị na-egbochi ọkụ nwekwara ike ime ka mmanụ ahụ dị jụụ site na mmeghachi omume anụ ahụ ma ọ bụ mmeghachi omume kemịkalụ endothermic. .^[1]A na-enwetakwa ihe na-egbochi ọkụ dị ka ihe mkpuchi ma ọ bụ sprays iji tinye ya n'ihe.^[2]

 

Ọkụ na-egbochi ọkụ gbasasịa n'ikuku n'elu ahịhịa dị n'akụkụ ọkụ ọkụ iji nweta Ọkụ Tumbleweed na California, na Julaị 2021

N'ozuzu, ihe na-egbochi ọkụ na-ebelata ire ọkụ nke ihe site na igbochi ọkụ ahụ n'ụzọ anụ ahụ ma ọ bụ site na ịmalite mgbanwe kemịkal nke na-akwụsị ọkụ ahụ.

• Site na ịjụ oyi: Ụfọdụ mmeghachi omume kemịkal n'ezie na-eme ka ihe ahụ jụọ oyi.
• Site n'ịmepụta ihe nchebe nke na-egbochi ihe dị n'okpuru ya ka ọ ghara ịgba ọkụ.
• Site na mgbochi: Ụfọdụ ihe na-eme ka mmiri na / ma ọ bụ carbon dioxide mgbe ha na-ere ọkụ. Nke a nwere ike ime ka ihe ndị dị n'ime ọkụ ahụ dị nro ka ọ pụọ.

• Mmeghachi omume na mpaghara gas: mmeghachi omume kemịkal na ire ọkụ (ya bụ, mpaghara gas) nwere ike ịkwụsị site na ihe na-egbochi ọkụ. N'ozuzu, ihe ndị a na-egbochi bụ organic halides (haloalkanes) dị ka Halon na PhostrEx. Chemicals eji eme ihe na ụdị retardants ndị a na-abụkarị nsí.  
• Mmeghachi omume na akụkụ siri ike: ụfọdụ retardants na-agbaji polymer ka ha wee gbazee ma pụọ na ire ọkụ. Ọ bụ ezie na nke a na-enye ohere ka ụfọdụ ihe gafee ule ụfọdụ nke ire ọkụ [?], a maghị ma nchekwa ọkụ ọ ka mma n'ezie site na mmepụta nke mmiri plastik na-ere ọkụ.
• Ọdịdị Char: Maka mmanụ ọkụ sitere na carbon, ihe na-egbochi ọkụ na-eme ka okpokoro carbonaceous char mepụta n'elu mmanụ. Ọdịdị char a siri ike ịgba ọkụ ma gbochie ọkụ ọzọ.^[3][4]
• Intumescents: Ụdị ihe ndị a na-egbochi na-agụnye kemịkalụ nke na-akpata ọzịza n'azụ okpokoro na-echebe, na-enye ihe mkpuchi ka mma. Ha dị ka ihe mgbakwunye plastik, na dị ka ihe osise maka ichebe ụlọ osisi ma ọ bụ ihe owuwu ígwè.

1. BLM Wyoming Wildland Fire Glossary. Blm.gov (2008-06-18). Archived from the original on 2014-05-08. Retrieved on 2012-08-04.
2. Zinsser Glossary. Zinsser.com. Archived from the original on 2009-03-31. Retrieved on 2012-08-04.
3. PHOS-CHeK D75 Fire Retardants. Archived from the original on 2011-07-15. Retrieved on 2008-11-20.
4. How do flame retardants work?. European Chemical Industry Council (CEFIC) and European Flame Retardants Association (EFRA). Retrieved on 12 Feb 2010.