In most industrialized countries, a phaseout of TEL from road vehicle fuels was completed by the early 2000s because of concerns over air and soil lead levels and the accumulative neurotoxicity of lead.
Do not use tap water. Tap water contains minerals that are harmful to golf cart batteries. Distilled water will extend the life of your batteries. 4. Put on gloves and goggles for protection before removing the plastic caps. Remember the cells are filled with acid. A handy battery filler is the Plews Automatic Shut-Off battery filler.
Golf Cart Batteries won't charge. I have a 2002 club car that I had stored in the garage since Jan 1. I just returned here and tried to charge the cart but nothing happened. I checked the batteries and 2 of them read about 3 volts and 4 of them read about 1 volt. Also they were all almost dry. I replaced the water but that's not going to help if the voltage is so low.