Impamvu Imiyoboro yo munsi yumuyoboro wibyuma ni ngombwa kumenyekanisha imbonerahamwe ya kijyambere y'ibirimo 1. Intangiriro kumuyoboro wo munsi yubutaka. Ikarita y'ibyuma 2. Ubwubatsi 3. Igishushanyo mbonera cyerekana amakarita yicyuma. Amakarita yicyuma 6. Kuzirikana umutekano mugukoresha ibyuma
