Ubushinwa bwo mu rwego rwo hejuru kwanduza imiyoboro idahwitse ikorwa n’uru ruganda nuburyo bwiza cyane bwo kurandura mikorobe yangiza mu bikoresho byubuvuzi.Iki gicuruzwa cyashizweho kugirango gikoreshwe hamwe nogutwara umuyaga udahumeka kandi gitanga uburyo bunoze bwo kwanduza umutekano umutekano w’abarwayi n’abakozi b’ubuvuzi.