The battery will certainly be heavy, but you should do this for a couple of mins. Open the caps the same way you did earlier and put the cleaning fluid right into your container. Your battery is prepared for reconditioning, and you can securely take care of the waste fluids. https://battery-reconditioning36789.blogs100.com/35610054/h1-exactly-how-to-refurbish-batteries-detailed-overview-h1