Mu nganda z’imisumari, nta gushidikanya ko amatara ya LED ari igikoresho cyingirakamaro mu gukiza imisumari yumye. Ariko, rimwe na rimwe, dushobora guhura nikibazo kidafite amatara ya LED, none nigute ushobora gukiza kole yimisumari? Ibi bizashakishwa ubutaha. Koresha ubundi buryo butanga urumuri UV itara: UV itara nimwe mur ...
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