 Umwuka wa Helium Ahavuye isanamu, Getty Images Insiguro yisanamu, Ntabwo ari mu guhaga imipira gusa: Umwuka wa helium unakoreshwa mu bikoresho byo gucisha mu cyuma byo kwa muganga Bishobora kuba igihe kigeze ngo ujye wumva ko ukoze ikintu kidakwiye mu gihe uretse umupira wo mu munsi mukuru ugatumbagira mu kirere. 