You have corroded battery terminals. Car or truck batteries have a constructive as well as a adverse terminal (the two terminals that you just hook up jumper cables to when jump-starting off an auto). Corrosion about a battery terminal—a powdery buildup that’s typically white, green, or blue—can hamper battery perform. https://bookmarkspedia.com/story3511369/examine-this-report-on-car-battery-dubai