President Trump’s historic precision strikes on Iran’s nuclear sites over the weekend hit their targets and “destroyed" and “badly damaged" the facilities’ critical infrastructure — an assessment agreed upon by Iran’s Foreign Ministry,

Far more dangerous than U-235 are the elemental products given off when nuclear fuel goes through fission—especially iodine, strontium, and cesium. “These are the things that uranium splits into when it’s working in a reactor or a bomb,” says Smith. “Those fission products are much more densely radioactive than uranium.”