Singakusiza ukuthi ukhethe imishini yokunyathelisa isikrini enemisebenzi ehlukene nokucushwa, kuhlanganiswe nemishini yokwelapha ye-UV, izitaki zephepha nezinye izinto zokusebenza eziyisekelayo ukuze kwakhiwe isethi ephelele yemigqa yokunyathelisa edlala indima enhle ngokungangabazeki ekusebenzeni kahle kwefekthri nokusebenza kwezindleko.