Makina athu ophuka ndi mtembo wa moto umagwiritsa ntchito lawi ndi kutentha kuti achepetse anthu kutsalira zidutswa, kapena zotsekemera. Izi zimamalizidwa mu makina otchedwa ormator. Tili ndi tebulo limodzi komanso tebulo lambiri. Pofuna kuthana ndi Covid-19, tinapanga tebulo limodzi kuti liziikidwa mumtunda wamamita 40 (makina onyamula mafoni) . Mutha kuzigwiritsa ntchito mutalandira chiwombolo sichikufuna kukhazikitsa. Ndizotchuka kwambiri tsopano.