Mpweya wopangidwa kuti ugwiritsidwe ntchito pochiza mpweya woipa mu zinyalala
Pamene njira yopititsira patsogolo kukula kwa mizinda ikuchulukirachulukira, kuchuluka kwa zinyalala zomwe zimapangidwa kukuwonjezeka tsiku ndi tsiku, ndipo kutentha ndi kukonza zinyalala kwakhala ntchito yofunika kwambiri pakusamalira zachilengedwe m'mizinda. Munjira imeneyi, monga chinthu chothandiza kunyamula zinthu, mpweya wopangidwa ndi ufa umagwira ntchito yofunika kwambiri chifukwa cha mphamvu zake zapadera zakuthupi ndi zamankhwala.
Udindo wa Mpweya Wogwiritsidwa Ntchito Pakuwotcha Zinyalala
1. Kuchotsa Dioxin
Ma dioxin ndi mankhwala oopsa kwambiri omwe amapangidwa zinyalala zikatenthedwa. Amatha kuvulaza thanzi la anthu ndikuwononga chilengedwe. Mpweya wopangidwa ndi ufa uli ngati siponji yayikulu yokhala ndi mabowo ang'onoang'ono ambiri komanso malo akuluakulu pamwamba. Utsi wochokera ku zinyalala zoyaka ukadutsa mu kaboni, ma dioxin amakodwa m'mabowo ang'onoang'ono awa. Izi zimathandiza kuyeretsa utsi ndikuchepetsa kuchuluka kwa ma dioxin omwe amatulutsidwa mumlengalenga, zomwe zimapangitsa chilengedwe kukhala chotetezeka.
2. Kusakaniza Zitsulo Zolemera
Nthawi zambiri pamakhala mitundu yosiyanasiyana ya zinthu zolemera zachitsulo m'zinyalala, monga mercury, lead, ndi cadmium. Zinyalala zikawotchedwa, zitsulo zolemera izi zimayendetsedwa ndi utsi. Mpweya wopangidwa ndi ufa ndi wabwino kwambiri pogwira zitsulo zolemera. Umatha kuyika ma ayoni achitsulo cholemera mu utsi pamwamba pake, kaya mwa kulowetsedwa kapena kulowetsedwa ndi mankhwala. Mwachitsanzo, pa mercury, yomwe imatha kusanduka mpweya mosavuta, mpweya wopangidwa ndi ufa ukhoza kuyigwira bwino ndikuyiletsa kuti isapite mumlengalenga. Izi zimatithandiza kuchotsa zitsulo zolemera bwino ndikuchepetsa chiopsezo cha kuipitsidwa kwa zitsulo zolemera ku chilengedwe chifukwa cha kutentha kwa zinyalala.
3. Kuchepetsa Mpweya Wosauka
Tikawotcha zinyalala, mpweya wina wokhala ndi asidi umapangidwanso, monga sulfur dioxide ndi hydrogen chloride. Mpweya wopangidwa ndi activated carbon ukhoza kugwira ntchito ngati chida chothandiza. Kumbali ina, umatha kugwira mamolekyu a mpweya wokhala ndi asidi ndikuchepetsa kuchuluka kwa mpweya umenewu mu utsi. Izi zimapangitsa utsi kukhala woyera komanso wosakhala wovulaza kwambiri ukatulutsidwa mumlengalenga.
Mwachidule, mpweya wopangidwa ndi ufa uli ngati ngwazi yoyeretsa utsi kuchokera ku zinyalala zomwe zimayaka. Umapeza mankhwala owopsa, zitsulo zolemera, ndi mpweya wa asidi, zomwe zimapangitsa mpweya kukhala woyera komanso wotetezeka kwa aliyense!
Nthawi yotumizira: Marichi-17-2025