Refueling with LPG is fast, just a few minutes and the savings are guaranteed.
Furthermore, LPG is much less polluting than other fuels because:
Flammability
LPG has a lower degree of flammability than petrol, which is why it is less dangerous in the event of an accident.
Modern LPG systems that are installed on cars to limit their consumption are now also accepted in multi-storey car parks.