Japan's Fast Breeder Reactor Research and Development Center

1
A view of the Monju fast breeder reactor facility in Tsuruga, Fukui Pref., Japan. (Steve Herman/VOA)

2
The primary and secondary cooling systems each contain 760 tons of sodium. (Steve Herman/VOA)

3
The primary and secondary cooling systems each contain 760 tons of sodium. (Steve Herman/VOA)

4
A control rod drive mechanism inside Monju. (Steve Herman/VOA)