Pali mitundu yosiyanasiyana ya cheza cha ultraviolet mu kuwala kwa dzuwa, malinga ndi gulu losiyana la wavelengths, cheza ultraviolet akhoza kugawidwa mu UVA, UVB, UVC atatu, amene akhoza kufika padziko lapansi kudzera ozoni wosanjikiza ndi mitambo makamaka UVA ndi UVB. gulu la ultraviole ...
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