Filling up with petrol or diesel is not the most exciting of activities. Yes, some sites have state-of-the-art tech that features snazzy screens that distract you by telling you about the latest offers you can find in-store. But more will have pump crowners telling you about some gadget or other that you just can’t live without. You know the types of things – ranging from the super-useful such as the dashboard phone mount to the item you never thought you needed until you saw it – such as a Super Sonic Scrubber.