hordhaca aasaasiga ah: Nadiifiyeyaasha hawada, sidoo kale loo yaqaan "hawo nadiifiyaha", sifayaasha hawada, sifayaasha, tixraac qurxinta in nuugi kara, dumin karaa ama beddeli karaa hawada wasakhaysan kala duwan (oo ay ku jiraan PM2.5, boodhka, manka, ur, formaldehyde, iwm. Bakteeriyada, Xasaasiyadda, iwm), alaabooyinka e...
Akhri wax dheeraad ah