What is hydrogenation? What is its industrial application?

Explanation

Hydrogenation is the chemical reaction between hydrogen and other compounds in the presence of a catalyst. Hydrogenation is used mainly to reduce saturated hydrocarbons. Hydrogenation is an addition reaction
E.g When ethene is heated with the catalyst nickel, it is reduced to ethane.
ndustrial application - Hydrogenation is used in many industrial applications. For example: in Petrochemical industry, hydrogenation is used to convert alkenes into alkanes (paraffins) and cycloalkanes. Hydrogenation is also used to prepare vegetable ghee from vegetable oils