Advice | Highway Code Resources

Can you drive while blind in one eye (monocular vision)?

The challenges of driving with one eye are: Depth perception Field of vision (i.e. the nose blocks peripheral vision on the opposite side of the good eye) However, it is possible to drive with only one functioning eye as long…

Tagged with: health
Posted in Advice

What are the orange signs on the side of fuel tankers?

Hazchem emergency information panels are used on the side and rear of fuel tankers in the UK, New Zealand, Australia, Malaysia and India. The orange panels contain codes that tell firefighters how to deal with the products on board and…

Posted in Advice, Heavy Vehicle

Do you need an idling policy?

Unnecessary idling in cars, lorries and buses contributes to a large amount of wasted fuel. It results in air pollution, noise pollution and increased engine wear. Modern vehicles do not need to idle. In the past, drivers will have been…

Tagged with: fuel economy, pollution
Posted in Advice

Which axle is the drive axle on a lorry?

A drive axle is connected to the engine via the differential and gearbox and provides acceleration either forwards or backwards, depending on the gear selected. Lorries are either articulated or rigid. In an articulated lorry, the cab or tractor at…

Posted in Advice

Why does burning fuel create more weight in carbon dioxide (CO2)?

When you burn a litre of diesel, which weighs around 840g, you get around 2.68kg of carbon dioxide (CO2). When you burn a litre of petrol, which weighs around 740g, you get around 2.31kg of carbon dioxide. Why is what…

Tagged with: fuel economy
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Carbon dioxide emissions calculator: diesel and petrol

This calculator works out how much carbon dioxide is released when you burn a certain amount of fuel. The figures are averages as the weights of diesel and petrol depend on a number of factors such as the temperature and…

Posted in Advice

What car maintenance can you do yourself?

If you want to save some money, you can do quite a bit of maintenance on your own car, certainly enough to get you between major services. Changing the oil All you need to do is jack up the front…

Tagged with: maintenance
Posted in Advice