I'm sure there are a few, but you don't need a physics background, nor even to know the difference between Volts and Amps to realise that most cars on the road

I'm sure there are a few, but you don't need a physics background, nor even to know the difference between Volts and Amps to realise that most cars on the road use petrol/gas. And that you or people you know likely pay a gas bill for your home heating.