Text Box: Uranium Mining Text Box: This website is about mining uranium. Uranium is used for nuclear weapons and nuclear power stations. Uranium also helps fuel nuclear reactors. More than 400 nuclear reactors have been used in ships and submarines. Depleted uranium is used for armor piercing shells and missiles. Dust from uranium causes cancer. Uranium is used to produce radioactive isotopes. Radioactive isotopes are used in some smoke detectors, but not the ones that detect smoke by using light beams. That is why you should dispose of radioactive products carefully. Companies use uranium for testing. Some countries that use Uranium for bombs are USA, UK, China, Russia, France, Israel, Pakistan and India.