ibisobanuro bigufi:

Umuyoboro w'amazi, uzwi kandi nka kaseti, ni kaseti iramba ishobora gutanyurwa byoroshye n'intoki. Bitewe n'imbaraga zayo hamwe no kurwanya amazi, birakwiriye gukoreshwa murugo no hanze. Iraboneka mubugari butandukanye, uburebure n'amabara, amabara asanzwe ni umukara, ifeza