This article initially appeared in PS 745 (May 17), p. 61.
If the interior coating on your vehicle’s battery box is wearing out, you’ll need to recoat it. Use a wire brush to scrape off rust and old paint. Then, after cleaning, protect the box by brushing on a coat of bituminous coating compound, NSN 8030-00-290-5141. That NSN brings one gallon of the compound.