What is the element uranium used for in warfare?

Answer 1

• Depleted Uranium, 0.2% U-235 99.8% U-238: Armor piercing antitank Gatling gun bullets and tank armor plate
• Highly Enriched Uranium, 93.5% U-235 6.5% U-238: Fission bomb cores
• Reactor Produced Uranium, <50PPM U-232 100% U-233: Fission bomb cores
• Natural Uranium, 0.7% U-235 99.3% U-238: Fission bomb tampers
• Depleted Uranium, 0.2% U-235 99.8% U-238: Fission bomb tampers
• Natural Uranium, 0.7% U-235 99.3% U-238: Fusion bomb tampers
• Depleted Uranium, 0.2% U-235 99.8% U-238: Fusion bomb tampers and radiation channel guides
• Depleted Uranium, 0.2% U-235 99.8% U-238: Fertile material in production reactors to make Plutonium-239
• etc.