Even if we assume multiple explosions, that doesn't prove anything other than multiple explosions. Since we're playing with unlikely events anyways, how unlikel

Even if we assume multiple explosions, that doesn't prove anything other than multiple explosions. Since we're playing with unlikely events anyways, how unlikely is it that a car violently slinging around gasoline and breaking fuel lines near a running engine and a very hot catalytic converter undergoes multiple explosions during a violent crash?