nuclear reactor core
Technical term for the central part of a nuclear reactor where the nuclear reaction takes place.
The reactor core was damaged in the accident.
The temperature of the reactor core is rising.
After the earthquake, the workers desperately tried to cool the reactor core.
nuclear core meltdown; meltdown
emergency core cooling system; ECCS
Compound of 炉 (furnace, reactor) and 心 (heart, center).
If cooling water is insufficient, the temperature of the reactor core rises sharply.