Chii chinonzi kadhi rechikwereti?
Kadhi rechikwereti ikadhi rekubhadhara rakapihwa kune vashandisi (varidzi vemakadhi) kugonesa muridzi wekadhi kubhadhara mutengesi wezvinhu nemasevhisi zvichibva pachikwereti chakabatanidzwa nemuridzi wekadhi (kureva, vimbiso kumunhu anopa kadhi kuti avabhadhare mari pamwe nemamwe mabhadharo akabvumiranwa). Anopa kadhi (kazhinji bhangi kana kiredhiti mubatanidzwa) anogadzira account inodzokororwa uye anopa mutsara wechikwereti kumuridzi wekadhi, kubva kwaanogona kukwereta mari yekubhadhara kune mutengesi kana semubhadharo wemari. Kune mapoka maviri emakadhi echikwereti: makadhi echikwereti evatengi uye makadhi echikwereti ebhizimisi. Makadhi mazhinjisa mapurasitiki, asi mamwe makadhi esimbi (simbi isingagutsi, ndarama, palladium, titanium), uye makadhi esimbi mashomanene akaiswa matombo anokosha.