Making use of the advised battery charger, charge the battery for about a day. After the battery is fully charged, use a voltmeter to evaluate the battery voltage. However, if the voltage is below 12.4 volts, continue charging the battery until it attains the required voltage. Prepare one more electrolyte by blending half an extra pound of Epsom salt in boiling pure water. Making use of a channel, pour this solution into the battery once it is clear. Fill the cells to the required degree and clo...