https://apnews.com/13483556337aa1f20a0ce1e5a3d13857 > DETROIT (AP) — Among the biggest challenges to transforming automobiles from combustion engines to electricity to fight climate change is the shortage of metals needed to make batteries. > Early on, JB Straubel saw a huge opportunity from the shortage — rescuing metals from spent lithium-ion batteries and recycling them for new ones.