Swapping spark plugs for nanopulses could boost engine efficiency by 20% 2019-07-022020-02-15 David Technology 2019-06-26 Jonathan M. Gitlin More precise ignition events mean better fuel efficiency and fewer pollutants. https://arstechnica.com/cars/2019/06/swapping-spark-plugs-for-nanopulses-could-boost-engine-efficiency-by-20/