[flow[21]] Yes [liquid metal] No [Sodium-Ion] No [Lead-Acid[22]] Yes [Sodium-sulfur batteries] Yes [Ni-Cd] Yes [Al-ion] No [Li-ion] No [Technology] 
Toxic Materials
M o v i n g P a r t s
O p e r a t i o n a t R o o m T e m p e r a t u r e
F l a m m a b l e
T o x i c M a t e r i a l s
I n p r o d u c t i o n
R a r e m e t a l s