Dip a paintbrush right into this mix and liberally paint onto all areas where there is rust on the battery, particularly on and around the battery terminals. Expect the combination to bubble and fizz where the cooking soda and battery acid come best practices for using Epsom salt in batteries call with each various other. Golf cart batteries need to be reconditioned regularly to make sure ideal efficiency and long life. Normally, it is advised that golf cart batteries be reconditioned every three to 6 months, depending upon the type of battery and exactly how frequently it is made use of. Lastly, we are made with the golf cart battery reconditioning.