... were fighting a flammable gas fire would be a spark-ignition engined appliance and I have seen signs at factories saying "no petrol engined vehicles past this point" I have always wonbdered about the restrictions in filling stations on using mobile phones, when the majority of vehicles that visit have petrol engines and every vehicle is started by an electric motor that creates...

... were fighting a flammable gas fire would be a spark-ignition engined appliance and I have seen signs at factories saying "no petrol engined vehicles past this point" I have always wonbdered about the restrictions in filling stations on using mobile phones, when the majority of vehicles that visit have petrol engines and every vehicle is started by an electric motor that creates sparks...