1. Taim bilong senisim filta
Ol i save senisim oil filta long olgeta 10,000 kilomita, tasol em i gutpela long senisim wantaim oil bilong ensin, bihainim wanem samting i kamap.
2. Mentenens bilong filta
Wok bilong lukautim oil filta em i isi; senisim tasol oltaim. Sapos yu yusim gutpela oil na filta, dispela inap long mekim taim bilong senisim oil i go longpela taim na mekim ensin i wok gut.
