I would recommend doing it outside as it stinks and the rust from the steel wool will stain concrete so do it in a shop or over the road. DIY Vintage Wood Stain look. (How to age new wood). Good for all things wood!
Have you ever wondered how to age metal? We can get that look at home and it doesn’t require much time at all. The best part is you probably already have all the supplies on hand to do it. Hands down, this is the easiest way to age metal EVE