production [43]. Under optimized reaction conditions 95.4% biodiesel
yield was achived [43]. Karmee et al. used lipid from food
waste for biodiesel preparation. Biodiesel yield 100% was achived
in 2 h for KOH catalyzed transesterification at 1:10 M ratio (lipid to
methanol) and 60 °C; whereas, in 24 h Novozyme-435 gave 90%
biodiesel yield at 1:5 M ratio (lipid to methanol) and 40 °C [52]