Chii chinonzi erase marker?

Kungofanana nemucherechedzo wemvura yekudzima, mamaki ekudzima akaoma anoshanda pamabhodhi machena, masaini mabhodhi, girazi kana chero imwe mhando yepasi isina porous. Musiyano wakanyanya kukosha pakati pekudzima kwakaoma uye kunyorova erase mamaki ndewekuti yakaoma erase mamaki ari nyore kupukuta, zvichiita kuti ive sarudzo yakanyanya kunaka yekushandisa kwenguva pfupi.