1. Isetyenziswa kakhulu kuphononongo lwe-oyile, ukusulungekiswa kwe-oyile, iikhemikhali, umkhosi kunye nezinye iindawo ezinobungozi kunye namaqonga e-oyile angaphesheya kolwandle, iinqwelo ze-oyile kunye nezinye iindawo zokuhlola kunye neenjongo zokukhanya ezihambayo;
2. Ifanele indawo yerhasi eqhumayo kwindawo engu-0, indawo 1, indawo yesi-2;
3. Umoya oqhumayo: iklasi IIA, IIB, IIC;
4. Ifanele indawo yothuli oluvuthayo kwindawo ye-20, 21, 22;
5. Ifanelekile kwiindawo ezifuna ukukhuselwa okuphezulu, ukufuma kunye negesi ephazamisayo.