Why should cooking oils should be stored in tightly covered containers?

Question

Quizplus · Accepted Answer

Cooking oils should be stored in tightly covered containers to prevent them from becoming rancid. Exposing them to air can cause oxidation and break down the oils, leading to off-flavors, odors, and potentially harmful compounds. Proper storage in a cool, dark place in a tightly sealed container can help extend their shelf life and maintain their quality.

Why Should Cooking Oils Should Be Stored in Tightly Covered