Polyunsaturated fats are fats that are usually found in items like fatty fish, nuts, and vegetable oils. Such items are typically found to be liquid at room temperature.
Chemistry[change | change source]
Polyunsaturated fats are long-chain organic compounds. Their molecules has more than one double bonds. The structure reduces the strength of the forces between molecules. This causes the items to have a lower melting point. This is why the items are usually liquid at room temperature.