“…The other important group of products that can be acquired from biomass is biofuels and value-added chemicals that could be obtained via catalytic reactions from biomass [ 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 ]. For years heterogenous catalysts based on different metals and supports have been involved in these reactions [ 53 , 54 , 55 , 56 , 57 , 58 , 59 , 60 , 61 , 62 , 63 , 64 ].…”