Table salt, sodium chloride (IMAGE) Chalmers University of Technology Caption Sodium-ion batteries contain sodium – a very common substance found in table salt – instead of lithium. Credit Chalmers Usage Restrictions Editorial use only License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.