How to make white rice?

INGREDIENTS:
2 cups water;
1 cup uncooked white rice;
1 teaspoon salt;
1 soup spoon of oil.

PREPARATION:
First in a saucepan bring 2 cups of water to boil with 1 teaspoon salt to the rice and 1 soup spoon of oil. After add 1 cup of rice, cover the saucepan and reduce heat to low and leaves to cook during about 15 minutes.