I always throw away the oil cap: A colleague explained to me what it is actually for

However, be careful not to press too hard on the tab so as not to push it into the bottle. A gentle and light pressure is enough.

Avoid oil splatters and waste
You've probably poured oil into a pan or onto food when you accidentally squeezed the bottle too hard and spilled too much oil. The result? Splatters everywhere, especially on your clothes and the stove.

In this case, it is enough to simply remove the ring and then turn it upside down to avoid any risk of waste or splashes, thus saving money and avoiding accidents of this type.