Dee ihe na-aga n'ihu na paragraf a - Ihe mberede kasị njọ ruo taa bụ ihe mberede Three Mile Island nke 1979
, ọdachi Chernobyl nke 1986, na ọdachi nuklia Fukushima Daiichi nke 2011, nke kwekọrọ na mmalite nke ọrụ nke ọgbọ II reactors.