Rust on glass (scratches) polishing with brass polish or paint pigment
Lemon juice and salt on it and then wash, possibly lay for a moment in the sun.
Rust in your clothes? Throw cola on, leave for a while, then wash and there is nothing to see more of! (Do this as soon as possible after you discover the stain).
If rust on the frame as it comes out of the washing machine. The stainless steel is of poor quality. To ensure proper test stainless steel cutlery with a magnet, if it does not attract you have good stainless steel.
Rust stains on (external walls: Create a cement paste and rub the stain thereby Once dry, brush off repeat Possibly...