The battery will certainly be heavy, yet you need to do this for a couple of minutes. Open the caps the same way you did earlier and pour the cleaning liquid right into your pail. Your battery is planned for reconditioning, and you can safely deal with the waste liquids. https://reconditioningbattery82345.tblogz.com/h1-the-ultimate-guide-to-battery-reconditioning-resurrecting-dead-batteries-h1-48474222