title: Naxdin ayaa kor u kacday kadib markii iskuulka Madison uu eryay askari ilaalo madow ah oo u sheegay ardayga inuusan ugu yeerin ereyga N isaga oo u adeegsanaya naftiisa
abstract: Askari ilaalo ka ahaa ayaa shaqadiisii laga ceyriyay 11 sano ka dib markuu ku amray arday qalafsan in uu joojiyo isticmaalka ereyga N-ka asigoo adeegsanaya ereyga N-ka laftiisa.