1. VOC
Abubuwan VOC suna nufin abubuwa masu canzawa.VOC na tsaye ne ga mahaɗan Halittu masu ƙarfi.VOC a ma'ana gaba ɗaya shine umarnin kwayoyin halitta;Amma ma'anar kariyar muhalli yana nufin wani nau'in mahaɗar kwayoyin halitta masu canzawa waɗanda ke aiki, wanda zai iya haifar da lahani.
A zahiri, ana iya raba VOC zuwa kashi biyu:
Ɗaya shine ma'anar ma'anar VOC, kawai abin da ke tattare da kwayoyin halitta masu canzawa ko kuma a karkashin wane yanayi ne mahaɗan kwayoyin halitta;
Ɗayan ita ce ma'anar muhalli, wato, masu aiki, waɗanda ke haifar da cutarwa.A bayyane yake cewa haɓakawa da shiga cikin halayen photochemical na yanayi suna da mahimmanci sosai daga mahallin muhalli.Kada a canza ko kar a shiga cikin yanayin halayen hoto na yanayi baya zama haɗari.
2.VOCS
A kasar Sin, VOCs (magungunan kwayoyin halitta masu canzawa) suna nufin mahaɗan kwayoyin halitta tare da cikakken tururi matsa lamba sama da 70 Pa a al'ada zafin jiki da kuma tafasa a kasa 260 ℃ a karkashin al'ada matsa lamba, ko duk kwayoyin mahadi tare da m volatilizes a tururi matsa lamba mafi girma ko daidai da 10 da 20 ℃
Daga ra'ayi na kula da muhalli, yana nufin jimlar hydrocarbons ba methane da aka gano ta hanyar gano wutan wuta na hydrogen, galibi ciki har da alkanes, aromatics, alkenes, halohydrocarbons, esters, aldehydes, ketones da sauran mahadi.Ga mabuɗin bayyana: VOC da karin magana iri ɗaya ne iri ɗaya na abubuwa, saboda volatile kwayoyin halitta gaba ɗaya sama da ɗaya bangaren ƙasa da abin da ya shafi sama da ɗaya.
3.TVOC
Masu binciken ingancin iska na cikin gida galibi suna magana ne akan duk abubuwan da ke cikin gida na Organic Gaseous da suke samfur kuma suna tantance su azaman TVOC, wanda ke tsaye ga harafin farko na kalmomin Volatile Organic Compound.TVOC na ɗaya daga cikin nau'ikan gurɓata yanayi guda uku da ke shafar ingancin iska na cikin gida.
Hukumar Lafiya ta Duniya (WHO, 1989) ta ayyana jimillar mahaɗan kwayoyin halitta marasa ƙarfi (TVOC) a matsayin mahaɗaɗɗen ƙwayoyin halitta masu canzawa tare da narkewar wurin ƙasa da zafin jiki da wurin tafasa tsakanin 50 zuwa 260 ℃.Ana iya fitar da shi a cikin iska a zafin jiki.Yana da guba, haushi, carcinogenic da wari na musamman, wanda zai iya shafar fata da mucous membrane kuma ya haifar da mummunar lalacewa ga jikin mutum.
A taƙaice, a haƙiƙa, ana iya bayyana alaƙar da ke tsakanin ukun a matsayin alaƙa:
Lokacin aikawa: Fabrairu-28-2022