What was the most serious nuclear accident?
Q: What was the most serious nuclear accident?
A: The Chernobyl disaster in 1986 was the most serious nuclear accident.
Q: How many major nuclear accidents have occurred since the Chernobyl disaster?
A: Since the Chernobyl disaster, there have been 29 major nuclear accidents.
Q: What is the percentage of all nuclear accidents that happened in the United States?
A: 71 percent of all nuclear accidents (45 out of 63) occurred in the United States.
Q: What other serious nuclear accidents are there besides Chernobyl?
A: Other serious nuclear accidents include Fukushima Daiichi Nuclear Power Plant accident, Three Mile Island accident, Windscale fire, Mayak accident and SL-1 accident.
Q: In what period did these 63 major nuclear accidents occur?
A: These 63 major nuclear accidents occurred in the period to 2007.
Q: How many total major nuclear accidents have occurred at power plants?
A: A total of 63 major nuclear accidents have occurred at power plants.
