Aṭas n UPU n ttbanen n ttneqqel n tneɣlift

Aṭas n UU n ttbanen n ttbanen n tmeɣlif n tneqqel n tmerwint n tmerwint n PU deg tmerrt n tmerwint n tmerwint n tmerwint n tneɣlif n tɣawla n n Ɣef-d i tfejjan n ufid n tmegganen yernu yezmer ur tt-id-id-id-id-id-id-t-id-id-id-t-id-id-id-id-id-id-id-id-id-d. Imi ay ttnadin ad ssbedden n tnaɣen-nsent, ttḥebsen n tɣawsiwin n uẓudan. Yiwen n ufad-am d ufcef n *** tqebqawin n Polyurethane (PU) **, ay la tt-id-yessefken-nsent-nni.