BV ni umugozi umwe wumuringa wumuringa, urakomeye kandi ntiworoshye kubaka, ariko ufite imbaraga nyinshi.BVR ni insinga nyinshi z'umuringa, zoroshye kandi zoroshye kubaka, ariko zifite imbaraga nke.BV umugozi umwe wumuringa - mubisanzwe ahantu hateganijwe, umugozi wa BVR numuyoboro wumuringa wa PVC wumuringa wa insinga zoroshye, zikoreshwa mugihe aho insinga zihamye zisaba ubworoherane, kandi muri rusange zikoreshwa mugihe habaye kugenda gato.Mubyongeyeho, ubushobozi bwo gutwara ibintu bwa BVR imirongo myinshi nini kuruta iy'umurongo umwe, kandi igiciro nacyo kiri hejuru.Mubisanzwe, BVR irashobora gukoreshwa mumigozi imbere yinama y'abaminisitiri, nta mbaraga nini nini, yorohereza insinga