The lipids contained only
modest amounts of polyunsaturated fatty acids (PUFA) with 4 or
more double bonds (C20:5 being the only one at 1.3 wt% of
FAME). Highly unsaturated PUFAs are known to be responsible
for the poor volatility, low oxidation stability, and tendency for
gum formation observed in some oilseed-derived biodiesel