If your battery is not currently harmed irreparable (analysis much less than 10 volts on the voltmeter), Epsom salt will certainly restore it. Nevertheless, it's important to take all the needed safety measures to avoid accidents. Sodium bicarbonate will certainly reduce the effects of the battery acid in either situation, https://titusxvnet.bloggazzo.com/34068691/the-war-against-epsom-salt-in-battery