Taking care of batteries, high-tech style

By Greg Illes Sometimes batteries seem ridiculously simple — we tend to see them as either working or dead. But there is way more than meets the eye in this 2,000-year-old technology. RV batteries are made with lead plates interleaved with lead-dioxide plates. The plates are immersed in sulfuric acid, and the electrochemical reaction creates the battery effect. The whole... Read More