Non-Proliferation Nuclear Forensics: Canadian Perspective
3. Nuclear Fuel Cycle
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Uranium is a naturally occurring element and its traces can be found virtually everywhere. Canada is responsible for 20% of the global supply  of uranium thus making it a valuable commodity of the Canadian economy. Natural uranium is comprised mainly of 238U (99.274%) with small fractions of fissile 235U (0.72%), and 234U (0.005%). In addition to mining, Canada plays a dominant role in the processing of natural uranium ore from domestic and foreign sources. Canadian nuclear power plants, CANDU (Canada Deuterium Uranium) reactors, use natural uranium as a fuel and heavy water (deuterium oxide) as a...