Zipangizo zachikhalidwe zosungiramo zinyalala, monga matabwa ndi thovu, nthawi zambiri zimatayidwa zikagwiritsidwa ntchito kamodzi kokha, zomwe zimapangitsa kuti pakhale mavuto azachilengedwe komanso kupanga zinyalala. Komabe, makina osungiramo zinyalala omwe amagwiritsidwanso ntchito angagwiritsidwe ntchito kangapo, kuchepetsa zinyalala ndikulimbikitsa kukhazikika.
