Nuclear Explosions for the National Economy
Nuclear Explosions for the National Economy (Russian: Ядерные взрывы для народного хозяйства, romanized: Yadernyye vzryvy dlya narodnogo khozyaystva; sometimes referred to as Program #7) was a Soviet program to investigate peaceful nuclear explosions (PNEs). It was analogous to the United States program Operation Plowshare, although the Soviet one consists of 124 tests.
Source: Wikipedia — Nuclear Explosions for the National Economy (CC BY-SA 4.0)