A proportion of cooking oil gets hijacked to provide a "green" alternative to oil from the well, and there are poorer yields than there used to be, due to climatic reasons. Its called competition: resources are stretched. But commodity markets speculation make it more marked. Your financial-market saviours aren't so reliable are they Margaret? Pity we chopped manufacturing:)

Edited by nortones2 on 24/02/2011 at 16:05