Niba ufite ibi bimenyetso wishya ubwoba, ushobora gukoresha uburyo bwo kuzibura inzira z'ubuhumekero (steam) kabiri ku munsi, ukanywa amazi kenshi, ugakaraba intoki kenshi wirinda gukwiza virus, ukavugana n'abaganga kandi ugafata imiti baguhaye.
