While countries may have their own unique road sign systems, there are several universal symbols that are recognized worldwide. Road signs are essential tools for ensuring road safety. They ...

Traffic signs have to communicate crucial information ... numbers to lay out information in plain language but they also use symbols or pictograms to communicate information about road conditions ...

The symbols direct traffic on to emergency diversion ... have an arrow on them pointing to the alternate exit. Motorway road signs are easily distinguishable from others as they have a blue ...

There are over four million road signs in the UK, so it's no wonder the majority of drivers are unable to keep track of them ...