Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Kupfuura: Miasma yairangarirwa kuva mhute ine muchetura kana kuti mhute yakazadzwa namativi anobva muzvinhu zvakaora (miasmata) izvo zvaikonzera hosha. Murangariro wechiMiasmatic wakanga uri wokuti hosha dzakanga dziri chibereko chezvinhu zvomunzvimbomo zvakadai semvura yakasvibiswa, mhepo yakasvibiswa, uye migariro youtsanana yakaipa. Utachiona hwakadaro hahuna kupfuudzwa pakati pevanhu asi hwaizokanganisa vanhu vari munzvimbo yakakonzera madzimiriro akadaro. Yaigona kuzivikanwa nokunhuhwirira kwayo kunosemesa. Pakutanga zvaifungidzirwawo kuti miasma yaipararira kuburikidza nehonye kubva kuzvironda mukati mevaya vakabatwa nedenda. Muzana ramakore rokutanga BC, munyori wechiRoma wezvivakwa Vitruvius akarondedzera migumisiro inogona kuitika ye miasma (Latin nebula) kubva kunzvimbo dzinosvibisa kana uchishanyira guta:  Mubvunzo: Chii chakanga chiri chimiro cheMiasmatic?
zvirwere zvaikonzerwa nezvinhu zvakatipoteredza zvakadai semvura yakasvibiswa, mhepo isina kuchena, uye kusava noutsanana