1. Kaallooyinka ku yaal ilkaha magaca weyn ee dunta; boolal leh xadhkaha qaybta furka; isticmaalka kaashawiito ama furayaasha si aad u rogto furayaasha si ay u dhuujiyaan ama u dabciyaan madaxa weyn ee biraha (skru) madaxa; si loogu isticmaalo isku xirka mashiinka mashiinka, dhexda godka oo leh xargaha, oo lagu dhejiyay boolal bari si loogu yeero furka furka (nut). Isticmaalka boolal alwaax ah (guud ahaan loo isticmaalo alwaaxda, masaafada duntu waa ballaaran tahay, oo leh fiiqan), nalalka is-taabashada (badanaa loo isticmaalo in lagu xiro alwaax, balaastig ama bir, iwm) looma baahna in la isticmaalo lowska.
2. Kaallooyinka ku yaal inta badan loo yaqaanno ilkaha magaca weyn ee duntu; boolal leh xadhkaha qaybta furka; isticmaalka kaashawiito ama furayaasha si aad u rogto furayaasha si ay u dhuujiyaan ama u dabciyaan madaxa weyn ee biraha (skru) madaxa; si loogu isticmaalo biraha mashiinka.