Can I clarify how biofuels are processed?

I read your explanation regarding the emulisification of biofuels and think you have mixed up the two major fuel types: Bioethanol (ethanol from a biological source rather than crude oil distillation)...

Will the french fuel agree with my Volvo?

Planning to take car to France this summer. I know it runs on 5% ethenol fuel that we have here, is similar fuel availale in France or has it a higher ethenol content?

Is fuel tank condensation in my diesel tractor causing starting problems?

Some 2-3 weeks ago you ran a letter about problems with diesel fuel blockage caused by the addition of biodiesel to standard diesel and lack of use of the vehicle. I have a smallholding and two tractors...

Bio ethanol problems

A number of classic car owners have noted that their fuel hoses have degraded as a result of modern fuel containing bio ethanol. This also applies to situations where modern fuel hoses have been fitted...

Fuel additives and modern classics

Could you please offer some advice on what to do if I am thinking of buying a modern classic car from the 80s or 90s? I have been reading that the increasing use of Bioethanol in fuels will damage the...

Using Shell V-Power with a classic car?

Owners of classic and vintage cars are being advised that new fuels with ethanol are incompatible with some materials used pre-1960. We are informed that Esso 97 unleaded does not contain ethanol. Is this...

Bio diverse

I have to take you to task over your answer to the fuelling problem with the Morgan 4/4 on 27-08-2011. Whilst you may be correct in thinking that the car may have been misfuelled I think the answer is...

What's causing our Citroen C1 diesel to keep breaking down?

We have a 2007 Citroen C1 diesel and the mileage is 2100. We bought the car new from the Citroen dealer in Perth and we have had, throughout its life, occasional problems when, after say 50 miles, the...

Bio beware

I recently read a small article concerning fears associated with new legislation from the EU and subsequently the UK, on increased use of biofuel content and consequent reduction of sulphur content in...

Why does my biodiesel Citroen Xantia stall first thing in the morning?

I am using a glow plug style vegetable oil pre-heater unit on a Citroen Xantia with a Bosch pump. My fuel mix is 80 per cent new vegetable oil and 20 per cent diesel. It was fine at first, but now it stalls...