Iterambere ry’imirongo y’amashanyarazi ryaciye mu ntambwe nyinshi. Kuva ku nsinga za mbere zitagira ikintu mu mpera z’ikinjana ca 19 gushika ku nsinga z’umuriro muto-mu ntango z’ikinjana ca 20, no kugeza ku nsinga z’umuriro mwinshi hagati mu kinjana ca 20, ubuhinga bw’intsinga z’amashanyarazi bwabandanije gukora ibintu bishasha no gutera imbere. Muri iki gihe, kubera iterambere ry’ubuhinga bwo gukoresha amashanyarazi arengeye urugero, ubushakashatsi n’ugukoresha intsinga z’amashanyarazi zishobora gutwara amashanyarazi arengeye urugero biriko birarushiriza gukwiragira.
