hydrogenated oil; hardened oil
Technical term for oil that has been chemically hardened through hydrogenation, used in food processing and industrial applications.
Margarine is often made from hydrogenated oil.
Hydrogenated oil is widely used in processed foods.
硬化 means hardening in general; 硬化油 specifically refers to hardened oil.
Compound of 硬化 (hardening) and 油 (oil), directly describing oil that has been hardened through hydrogenation.