Question

Chalk river nuclear reactor accident happened on?

• A. 1950
• B. 1951
• C. 1952
• D. 1955

Answer 1

Answer:

C. 1952

Chalk River was also the site of two nuclear accidents in the 1950s. The first incident occurred on December 12, 1952, when there was a power excursion and partial loss of coolant in the NRX reactor, which resulted in significant damage to the core.