Diesel

Diesel is a type of fuel used to power cars, trucks and other vehicles. It has several advantages and disadvantages compared to other types of fuel.

How does a diesel engine work?

What is the difference between a diesel engine and a petrol engine? As a fuel substance, diesel is denser, slower to evaporate and easier to refine than petrol. These qualities make it cheaper, and more efficient in terms of mileage, than petrol. While petrol and diesel engines work in mostly the same way, the methods behind them differ.

Premium diesel and petrol – do they work?

Do premium diesel and premium unleaded petrol give you extra performance and economy, and are they worth the extra money? Stuart at TheCarExpert.co.uk investigates.

Are diesel cars suitable for city driving?

One of the most frequent questions submitted to TheCarExpert.co.uk is "Are diesel cars suitable for city driving?" Well, find out here...

Fuel Economy – petrol or diesel?

One of the most common questions UK car buyers ask is "Should I buy a Petrol or Diesel car?" Well, there's no easy answer, and fuel economy is only part of it.

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