power generation
nucleonic devices
nuclear fission
medical field.
90% U-235
U-238
U-235
Pu-239
electrons
protons
neutrons
atom.
for boiling pi water in the core
to use liquid sodium metal as coolant
to use intermediate coolant
to prevent the water coolant from boiling in the core
Co2
pressurised water
mixture of water and steam
liquid metal