Give scientific reasons.
It is recommended to use air tight container for storing oil for long time.
It is recommended to use air tight container for storing oil for long time because:
⇒ When oil comes in contact with air, it undergoes air oxidation.
⇒ This can make the oil rancid (a foul smell).
⇒ Thus, it is advised to use air tight container for storing oil to prevent it from exposure of air.
