As we draw to the end of 2019 and the International Year of the Periodic Table, this graphic summarises some of the biggest stories in chemistry this year. Highlights included a new form of elemental carbon, concerns over vaping health risks, unexpected stir bar effects on reactions, and more.
![](https://i0.wp.com/www.compoundchem.com/wp-content/uploads/2019/12/Chemistry-News-2019-Year-in-Review.png?resize=370%2C208&ssl=1)