Ubuyobozi: glavisiyo ya UV irashobora gukwirakwira ibikenewe byo gusiga ibicuruzwa, ikirangantego, gupakira no gucapa bigomba kwerekana ibice byikibiriti cya glazing, ibishushanyo mbonera ugereranije nibishusho bikikije bigaragara neza, urumuri, ibyerekezo-bitatu, bishobora kubyara umusaruro umuhanzi udasanzwe ...
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