1. Wosankhidwa, amatha kusintha tsamba ngati likufunika, chivundikiro chapamwamba chitha kuchotsedwa mwaulere 2.. 3. Kwezani mwendo wapansi, kukhazikika kwa anti-slimet, mpweya wabwino komanso mpweya wabwino, osati patebulo ndi masamba odulira masamba 4. Maudzu owoneka bwino, akukhetsa mwachangu