If your battery is not currently damaged beyond repair (analysis much less than 10 volts on the voltmeter), Epsom salt will certainly revive it. However, it's important to take all the needed preventative measures to prevent accidents. Baking soda will reduce the effects of the battery acid in either situation, https://hectorpttso.shoutmyblog.com/34120009/the-combat-epsom-salt-battery-repair