List of top Food Technology Questions on Fats and Oils

Among the following, which is/are the process(es) that lead to generation of new fats from existing ones?
If there is a delay in oil extraction after bran is separated from the brown rice, the quality of rice bran oil deteriorates. Identify the suitable CAUSE and EFFECT for the deterioration in oil quality.
The percentage of cinnamaldehyde in the essential oil of cinnamon bark