How do I restore rusted iron patio furniture?

[louis]

How do I restore rusted iron patio furniture?
My mom has this great iron patio furniture that has, over the years, rusted and I'm interested in fixing them up for her. I'd like to be able to do it as a mom/daughter project. Any ideas?
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High Back Office Chairs

[aikenmnjessica]

Restoring old paint and metal garden furniture seems to you like a ... is made of rusted metal, old and very elaborate, such as wrought iron.