RE: Car Battery Materials5 May 2019 14:19
"Hydrogen is the most abundant element in the Universe; helium is second. However, after this, the rank of abundance does not continue to correspond to the atomic number; oxygen has abundance rank 3, but atomic number 8. All others are substantially less common."
Not a chemist......... but there is the losses ............;)
All the best (2nd law of thermo I believe :)
entropy.............!