Morrisons have now dumped there Bio Fuel though lack of people buying it.
Nearly ALL new car manufactures will not endorse it in any way shape or form.
Even the big "REP" mobile companies like Ford, Vauxhall and VW wont touch it with a barge pole and advise that should any damage acure due to use in any fleet vehicles then the company who has got the lease on the vehicle will be liable for the repair costs and it is not covered under warranty.