Le mveliso inamasuntswana amile okwengqukuva okanye angaqhelekanga. Ibonakala ibomvu ebomvu okanye i-orenji ebomvu kunye nokufuma. Ukwakhiwa kwayo okuphambili yi-silicon dioxide kunye nokutshintsha kombala kunye nokufuma okwahlukileyo. Ngaphandle kokusebenza njengeblueijeli yesilika, ayinayo i-cobalt chloride kwaye ayinayo ityhefu, ayinabungozi.