Revision as of 14:17, 28 February 2021 by Marcin(talk | contribs)(Created page with "*For example, compressed air at 2,900 psi (~197 atm) has an energy density of 0.1 MJ/L calculated from P*deltaV. [https://gmwgroup.harvard.edu/files/gmwgroup/files/1174_01.pdf]")