Urusyo rwumupira nubwoko bwo gusya bukoreshwa mu gusya cyangwa kuvanga ibikoresho kugirango bikoreshwe muburyo bwo kwambara amabuye y'agaciro, amarangi, pyrotechnics, ceramics, hamwe no guhitamo laser.Ikora ku ihame ryingaruka no gukurura: kugabanya ingano bikorwa ningaruka nku ...
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