Rusting can be prevented by which of the following methods:

One of the simple ways to prevent rusting is to apply a coating of paint or grease on the iron surface. In fact, these coats should be used regularly to prevent rusting. Another way to prevent rusting is to deposit a layer of metal like chromium or zinc on iron. This process of depositing a layer of zinc on iron is known as galvanization.

Hence, Rusting can be prevented by painting.