Kufotokozera:
1 Gwiritsani ntchito ukadaulo wapamwamba kwambiri
2 mkulu-mwachangu ndi bwino kulingalira, otsika kutayikira poizoniyu ndi 1% yokha ya muyezo dziko
3 Batani lokhudza kuwala, lolamulidwa ndi microcomputer, dinani batani limodzi kuti musankhe chizindikiro chowonekera, cibvebuebt mwachangu komanso molondola.
4 Kukula mu chipinda chowala, chithunzi mumphindi imodzi, adokotala amatha kuzindikira mosavuta