Miyezi ingapo yapitayo, kampani yaku Germany idawonjezera pulogalamu yochiritsa ya UV LED momwe chida chochiritsira cha UV chimafunikira pakuchiritsa. Monga tikudziwira, chipangizo chochiritsira cha UV LED chimatulutsa kutentha pakugwira ntchito, motero chimayenera kuziziritsidwa ndi mpweya woziziritsidwa wozungulira bwino.