Plz explain this... taly hydrogenation in presence of copper chromite (cuo.cucr,o)

(c) Catalytic hydrogenation. On commercial scale, carboxylic esters are reduced to alcohols by cataly hydrogenation in presence of copper chromite (CuO.CuCr,O) as catalyst under high temperature and pressulrc CuO.CuCr O4 CH,CH,C0OC.H, + 2H 525 K, 300 CH,CH,CH,OH + CH,OH 525 K, 300 atm. Ethyl propanoate 1-Propanol Ethanol 1.5 P YS AL PROPERTIES OF ALCOHOLS WATERLOo SIR ARTHUR CONAN Dos CHARACTER LARACTERS GORY BREWSTER RCHIE MCDONALD, R DWINTER, Aaya the Corporg