Uv glue ndi chiyani?Mawu akuti "guluu wa UV" nthawi zambiri amatanthauza guluu wopanda mthunzi, yemwe amadziwikanso kuti zomatira zomatira kapena zomatira ku ultraviolet.Guluu wa UV amafunikira kuchiritsa kudzera pakuwunika kwa ultraviolet ndipo atha kugwiritsidwa ntchito pomangirira, kujambula, zokutira, ndi zina.T...
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