 Tababareyaasha ama macallimiinta kooxaha qudhoodu wax culeys ah iskama saaraan dhinaca goolhayaha, waxay ku dadaalaan oo kaliya sidii ay ku heli lahaayeen ciyaartoy xirfad wanaagsan u leh weerarka, dhexda iyo difaaca, waana taas midda sababta u ah dhibaatada kooxaha heysata ayuu yiri. 