Liaparo tse sebetsang: liaparo tse sireletsang, liaparo tse se nang lerōle, liaparo tse sebetsang (bolelele bo lokela ho ba ka har'a litekanyetso tsa mochine) le liaparo tse tšoanang.
Mokotla oa polasetiki o sebetsang: PP, PE, OPP mokotla oa polasetiki oa enfelopo o ikemetseng.