As the Middle East conflict continues to drift into unchartered territory, fuel fears continue to escalate and prices are skyrocketing around the world.Prices are reaching close to $3 a litre for petrol and diesel in parts of the country, and some petrol stations in both cities and rural towns are running out altogether.The government has insisted there is no issue of fuel supply, but how much fuel is actually left in Australia?READ MORE: 7-Eleven faces complaints over 'disappearing' fuel price