Efficient catalytic production of biodiesel using nano-sized sugar beet agro-industrial waste

[Display omitted] •Costless CaO-rich agro-industrial waste was used for catalytic biodiesel production.•Thermal treatment affects the catalytic performance of the proposed catalyst.•Biodiesel conversion of 93% is obtained by 1 wt% catalyst, methanol/oil = 4.5:1 at 75 °C for 60 min.•The relatively sh...

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