Iyuna

Aya d maquette i d-ihetten ayen i d yiwen n ion s usemqamed gar waṭumen ur nesɛi ara tajezzat d yiyunen-nsen i d-yettabaɛen. S useqdec n imedyaten n fluɣur d aluminyum, tesken-d ayen i d-yemgaraden gar aniyunen (tajezzat tanegative) d katyunen (tajezzat tapozitive).