Why is rusting of iron irreversible, even though we can use a metal more reactive than iron and simply displace Iron from its oxide?

Why is rusting of iron irreversible, even though we can use a metal mo

1.	Why is rusting of iron irreversible, even though we can use a metal more reactive than iron and simply displace Iron from its oxide?
Answer» Even though we use this method the rust will only seem to fade but secretly it is growing and destroying the IRON further more dude Hope U UNDERSTAND dude