Fukushima is 60's design, launched in 1971-75. https://www.world-nuclear.org/information-library/safety-and-security/safety-of-plants/appendices/fukushima-reac

Fukushima is 60's design, launched in 1971-75. https://www.world-nuclear.org/information-library/safety-and-security/safety-of-plants/appendices/fukushima-reactor-background.aspx https://www.world-nuclear.org/information-library/safety-and...