Saboda haka, wajen buga a cikin bugen da aka buga, musamman a aikin aiki da aka tsara aiki. An shirya waɗannan injini a kansu don a ƙarfafa tsarin da aka ƙunsa wajen kushe, ya yi, da shirya kayayyi, musamman wa shiryoyin shiryoyin aratawa. Ta wajen haɗa cikin buga, slon, da tare aikin mutuwa