RESULTS AND DISCUSSION
Transesterification Experiment
The transesterification process yielded 95.4g PKO biodiesel and 23.2 glycerol, while 2.4g of the total reacting masses could not be accounted for. These losses have been attributed to some un-reacted alcohol, residual catalyst, and emulsion removed during the washing stage of the production process (Alamu et al., 2007a).
The results stated are averages of three different experimental runs. Detailed results for each of the experimental runs are as presented in Table 3.