==== Molten-salt reactor (MSR) ====A molten salt reactor is a type of nuclear reactor where the primary coolant, or even the fuel itself is a molten salt mixture.
Leta 2012, na tekmovanju za reaktor naslednje generacije (Next Generation Nuclear Plant), je Idaho National Laboratory odobril Arevin koncept prizmatičnega bloka HTGR (High Temperature Gas Reactor) in naj bi bil izdelan do leta 2021.