Originally Posted by
OPebble
Also, although film makers would have you believe otherwise, the petrol tank is at the rear of the car and modern cars have cut off valves in the fule line so the risk of a fire in the engine area is very unlikely to affect the fuel tank.
Very true. A friend of mine is one (a film maker) and he told me they actually have to really make an effort to create those explosions. Modern day fuel tanks can even withstand direct fire.