"Muna da aminci sosai don shaƙa a cikin gida, saboda ginin yana kare mu daga tasirin gurɓataccen iska." To, wannan ba gaskiya ba ne, musamman lokacin da kake aiki, zaune ko karatu a cikin birane da ma lokacin da kake zama a bayan gari.
Wani rahoto game da gurɓacewar iska a cikin makarantun London, wanda Cibiyar Kula da Ƙirƙirar Muhalli da Injiniya ta UCL ta buga, ya nuna in ba haka ba, “Yaran da ke zaune - ko kuma zuwa makaranta - kusa da manyan tituna suna fuskantar gurɓacewar ababen hawa, kuma sun fi yawa. ciwon asma da kuruciya.” Bugu da ƙari, Mun Ƙirƙira Don (jagorancin masu ba da shawara na IAQ a Burtaniya) ya kuma gano cewa "ingantacciyar iska a cikin gida a cikin gine-ginen da masu ba da shawara suka gwada ya fi ingancin iska a waje." Daraktanta Pete Carvell ya kara da cewa “Yanayi a cikin gida galibi suna da muni. Mazauna birni suna buƙatar ƙarin tambayoyi game da ingancin iska na cikin gida. Ya kamata mu lura da abin da za mu iya yi don inganta iskar cikin gida mafi kyau, kamar yadda muke aiki don rage gurbatar iska a waje."
A cikin waɗannan wuraren, yawancin gurɓataccen iska na cikin gida yana haifar da gurɓataccen waje, kamar NO2 (kafofin waje sun kai kashi 84%), gurɓatattun abubuwan da ke da alaƙa da zirga-zirga da ƙananan barbashi (masu wuce iyakokin jagorar PM har zuwa 520%), wanda ke haifar da haɗarin haɗarin asma, alamun asma da sauran cututtukan numfashi. Bugu da ƙari, CO2, VOCs, microbes da allergens na iya haɓakawa a cikin yanki kuma suna haɗawa da saman, ba tare da samun iska mai kyau ba.
Wadanne matakai za a iya dauka?
1. Gudanar da tushen masu gurbata muhalli.
a) gurbacewar waje. Aiwatar da tsauraran manufofi don jagorantar tsare-tsaren birni da daidaita zirga-zirgar ababen hawa yadda ya kamata, tabbatar da cewa birnin ya kasance kore da tsabta. Na yi imani da yawa daga cikin biranen da suka ci gaba sun riga sun sa hannu a kansu tare da inganta su kowace rana, amma yana buƙatar lokaci mai yawa.
b) Gurbacewar gida, kamar VOCs da allergens. Ana iya samar da waɗannan daga kayan a cikin gida, kamar kafet, sabbin kayan ɗaki, fenti har ma da kayan wasan yara a cikin ɗakin. Don haka, ya kamata mu zaɓi abin da muke amfani da shi don gidajenmu da ofisoshinmu.
2. Aikace-aikacen mafita na samun iska na inji mai dacewa.
Samun iska yana da matukar mahimmanci don sarrafa gurɓataccen iska a cikin samar da iska mai kyau, da kuma kawar da gurɓataccen iska na cikin gida.
a) Tare da yin amfani da manyan tacewa, za mu iya tace 95-99% na PM10 da PM2.5, da kuma cire nitrogen dioxide, tabbatar da iska yana da tsabta kuma yana da lafiya don numfashi.
b) Lokacin maye gurbin dattin iska na cikin gida tare da iska mai tsabta, za a cire gurɓatawar cikin gida sannu a hankali, tabbatar da cewa suna da ƙarancin maida hankali, ba tare da wani tasiri ko tasiri ga jikin mutum ba.
c) Ta hanyar samun iska na inji, za mu iya ƙirƙirar shingen jiki ta hanyar bambance-bambancen matsa lamba - ɗan ƙaramin matsi mai kyau na cikin gida, ta yadda iska za ta fita daga wurin, don haka don kiyaye gurɓataccen waje daga shiga.
Manufofin ba abin da za mu iya yanke shawara ba ne; don haka ya kamata mu mai da hankali kan zabar kayan kore kuma mafi mahimmanci don samun mafita mai dacewa da samun iska don wurin ku!
https://www.cibsejournal.com/technical/learning-the-limits-how-outdoor-pollution-affects-indoor-air-quality-in-buildings/ 
