B5 or 5% biodiesel would be the limit I would use in any tractor at least at the current level of biodiesel formulations. In the winter biodiesel does cause more problems so be more careful.
Yes, you can buy a hybrid that uses biodiesel but they are much harder to come by than hybrids that don't use biodiesel or biodiesel cars that aren't hybrids.
If it has a diesel engine you can.
none
Yes you can use all trans fat oils to make biodiesel
Prince Karim Al-Husseiny is the 4th Aga Khan, not 49th. !st Aga Khan was Hassan Ali Shah (grandfather of present Aga Khan's grandfather).
Aga aga aga aga
Any diesel engine can run on quality biodiesel. Older engines even better. New engines can loose their warranty if you use biodiesel, so please check.
Yes
The new AGA Total Control is most likely the best cooker out there for AGA. It has the great cooking heat that AGA is known for but is also able to shut off when not in use so you can conserve on energy costs and needs.
Yes, tractors can be modified or designed to use biodiesel as a fuel source. Biodiesel is a renewable alternative to traditional diesel fuel and can help reduce emissions and dependency on fossil fuels. Many modern tractors are already compatible with biodiesel blends.
if the use of biodiesel is worth it