'gas' or 'gasoline'? In today's world we need to be more specific as to which one we mean. Or maybe use the British 'petrol' instead of saying 'gasoline' and i

'gas' or 'gasoline'? In today's world we need to be more specific as to which one we mean. Or maybe use the British 'petrol' instead of saying 'gasoline' and its 'gas' abbreviation.