BREST (reactor)
The BREST (Russian: БРЕСТ, Быстрый Реактор Естественной безопасности со Свинцовым Теплоносителем, Bystryy Reaktor Yestestvennoy bezopasnosti so Svintsovym Teplonositelem, 'Naturally Safe Lead-Cooled Fast Reactor') is a generation IV lead-cooled fast nuclear reactor. BREST-300 model is under construction since 2021 in Seversk.