- 1). Pour vinegar onto the rust on the concrete. Use either white vinegar or apple cider vinegar, whichever is available. Vinegar has ascetic acid, which is effective in cleaning away rust.
- 2). Wait 10 to 15 minutes for the vinegar to work on the rust..
- 3). Pour more vinegar onto the rust after you've waited, advises Good Housekeeping.com.
- 4). Scrub the concrete vigorously with a stiff brush. A long-handled brush is most convenient.
- 5). Rinse off the concrete with warm water from a garden hose. Let dry.
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