Detailed analysis on reducing wastage and exploiting the production process of bio-oil from in-edible and waste Sinapis arvensis seed oil

•The non-edible Sinapis arvensis oil was considered for the synthesis of biofuel.•This study highlights the importance of lowering the reactant wastage.•Maximizing the overall efficiency in biofuel production is studied.•The physicochemical properties of Sinapis arvensis oil and biofuel is examined.•Sinapis arvensis biofuel could be a better substitute for existing fossil fuels.