El firiji ko firiji kamar yadda aka san wannan kayan a wasu ƙasashe, yana ɗaya daga cikin mafi yawa makamashi kuna ciyarwa a gida kamar yadda ake amfani dashi koyaushe.
A cikin kayan aikin muhalli ko kuma muhalli mai kyau mu sami fasaha mai daskarewa wanda ke adana har zuwa 80% makamashi idan aka kwatanta da firiji gama gari.
Wannan fasaha ta haɓaka ta Greenpeace a cikin 1992 wanda ya sami nasarar tsara firji ba tare da amfani da shi ba hydrofluorocarbons (HFCs) waxanda suke gurbata iskar gas masu yawa kuma suke lalata zazzabin ozone ban da bayar da gudummawa ga canjin yanayi.
Madadin haka fasahar kere kere ta amfani da gas propane da butane a matsayin firinji wanda baya samarda gurbatar muhalli. Amma kuma sun fi inganci kuma ajiye makamashi a cikin amfani yau da kullum.
Fiye da firiji miliyan 400 tare da fasahar daskarewa da kera nau'ikan daban-daban an siyar da su a duniya tun lokacin da aka ƙaddamar da su.
Har yanzu yana nesa da cewa dukkan firiji suna amfani da wannan fasaha tunda a cikin ƙasashe da yawa har yanzu ana da izinin amfani da HFCs har zuwa shekara ta 2015, azaman kwanan wata.
Amma ba mu bane kamar yadda masu amfani zasu iya tallafawa wannan ingantaccen fasaha da kuma muhalli ta yadda zai ci gaba da faɗaɗawa a duniya ta hanyar samun guda ɗaya lokacin da muke buƙatarsa. Duba tambarin da neman bayani game da na'urar da muke buƙata, yana da mahimmanci mu iya zaɓar mafi yanayin ƙasa da tattalin arziki.
Tiparin bayani mai sauƙi wanda ke taimakawa adana kuzari, shine gano wuri firiji daga tushen zafi a cikin kicin tunda in ba haka ba zai kashe sama da 15% makamashi.
Canji na zamani da gurɓataccen fasaha mai yiwuwa ne don maye gurbin shi da na yanayin muhalli, amma yana buƙatar ƙoƙarce-ƙoƙarcen bangarori daban-daban na zamantakewa don cimma waɗannan manufofin.
Idan duk kayan wutar lantarki na yanayin ƙasa ne, musamman firiji, zai hana tarin gas masu gurɓata isowa zuwa sararin samaniya.