Ifite ibiranga umutekano no kwizerwa, kubungabunga byoroshye, gukora neza gukanika, uburemere buke bwikariso, uburemere bworoshye kandi bworoshye, kugaragara neza nubunini buto, kandi biramba. Irakwiriye gushiraho imashini no guterura ibicuruzwa mu nganda, mu birombe, ahazubakwa, ku kivuko, ku kivuko, mu bubiko, n'ibindi. Irerekana kandi ko isumba ibikorwa byo hanze no ku mashanyarazi.