**New Coolant from Lead Enriched with the Isotope Lead-208 and Possibility of Its Acquisition from Thorium Ores and Minerals for Nuclear Energy Needs**

Georgy L. Khorasanov1, Anatoly I. Blokhin1 and Anton A. Valter2 *1Institute for Physics and Power Engineering Named After A.I. Leypunsky, Obninsk 2Institute for Applied Physics, Sumy 1Russian Federation 2Ukraine* 
