I-1.I-polycarbonate (i-PC) esemgangathweni ophezulu kwaye iqinile2.Uyilo olwenziwa ngumntu, uqwalaselo lwekhethini, ukutshintshwa kwasimahla.3.Ulwakhiwo olungangeni manzi Isixhobo esibuyiswa ngamadangatya4.UV ukumelana nobushushu obuphezulu