How do you remove rust from metal drums?
To remove rust, put a few drops of dish liquid into a bucket of water. Dip a microfiber cloth into the soapy water and gently clean off the rusted parts. The soapy solution will help the rusty parts stand out. Then, dip aluminum foil in regular water and rub it on the rusted parts.
How do I stop my rear drum brakes from rusting?
Brake drums tend to rust as they are mostly just plain steel. Your best bet is to sand the off rust as clean as possible then spray a anti-rust high heat resistant enamel (like BBQ paint) to prevent the rust from building again.
How do you remove rust from a 55 gallon drum?
Another option is a simple 10% citric acid [affil link] solution in water. Cheap, safe, simple. Fill the drum, leave it overnight and rinse it out in the morning. If you have more than one drum, the same solution may be used for subsequent cleanings.