Complex sentence: The Thorcon reactor design uses molten fluoride salt, NaF-BeF2-UF4 (- ThF4) a mixture of sodium fluoride and beryllium fluoride as carrier, with uranium and/or thorium fluoride salt as the fuel charge dissolved in the carrier salt.
Split into simpler sentences: The Thorcon reactor design uses molten fluoride salt, NaF-BeF2-UF4 (- ThF4). This salt is a mixture of sodium fluoride and beryllium fluoride as carrier, with uranium and/or thorium fluoride salt as the fuel charge dissolved in the carrier salt.