D yiwen n wallal yettrusu ɣef ṭṭabla, srusayen fella-as tamermiṭ akken ur tettruɣu ara, yesɛa aṭas n talɣiwin tella timdewwart tella temrabɛit, yettwaxdam s plastik neɣ s wuzzal neɣ s wusɣar.