Urugo Knob Igenzura Ibikoresho byo Kumashanyarazi Amashanyarazi Yumye hamwe na Uv Sterilize
Amatara
1. Kugenzura
2. Kuma umwuka ushushe wumye
3. Ibikoresho byo kumeza
4. Guhindura UV
5. Ubushobozi bunini
6. Fungura umupfundikizo hanyuma uhagarare
