Ikirangantego cya CPE gishobora gukoreshwa, Kurinda neza umukungugu kwinjizwa mucyumba, bikwiranye na laboratoire, ibyumba bya mudasobwa, inganda, nibindi bikwiranye nubunini butandukanye bwinkweto, Umunwa wa elastike uroroshye gushira no guhaguruka.Tuzatanga Ibiciro Bike hamwe nubwinshi. ibikoresho.