Iyada oo ay sanado khibrad u leh wax soo saarka 4-darajada heerka ee , Mechanmed ayaa bixin kara tiro badan oo ah 4-darajo qaboojiyaha . 4-darajada qaboojiyaha ah waxay la kulmi karaan codsiyo badan, fadlan ka hel adeeggayaga internetka ee ku saabsan 4-darajo qaboojiyaha . Liiska sheyga ka sokow hoosta, waxaad sidoo kale ku habayn kartaa qaboojiyahaaga u gaarka ah 4-digriiga iyadoo la raacayo baahiyahaaga gaarka ah.