Chandni Jagannathan Chandni is a recent chemical engineering graduate from Newcastle University, UK. As a STEM Ambassador, she encourages young adults towards pursuing interests in the Science, Technology, Engineering, and Mathematics fields. Feel free to discuss or comment on any of my articles. I would love to hear your thoughts! Connect on AIChE Engage ChEnected contributions Greener Use of Fossil Fuels: Lithium from Coal Mar 27, 2015 . by Chandni Jagannathan Geologists from the Hebei University of Engineering in Handan, China have devised a plan to extract the lithium previously discovered in coal deposits in the northern part of the South China Sea.