1.Kurwanya ruswa, bipimishwa no gutera umunyu amasaha 72
2.Kurwanya amavuta no kwihanganira
3.Ubushyuhe budasanzwe kandi buke (-40 ℃ ~ 80 ℃)
4.Icyiza cya UV cyiza, cyageragejwe na mashini yo gupima ozone amasaha 72
5.Gukingura no kurambura
6.Kwambara
7.Imikorere myiza yo gusiba, isukuye, idafite umurongo, ituje.