Trinity Device Plutonium Core

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This is a basic model of the plutonium core utilized in the Trinity nuclear device. When printed out, it demonstrates precisely how little plutonium is necessary to annihilate an entire city. Three key components make up this simplified representation: 1. Initiator Core - Beryllium is solidly coated with gold and polonium. 2. Urchin - A hollow beryllium structure features grooves inside that are nickel-plated and have gold-coated grooves as well. 3. The core itself consists of 6.19 kg of plutonium. Additionally, the SCAD file includes other Trinity device components, although they remain work-in-progress models at this stage. Special acknowledgement goes to John Coster-Mullen for his insightful book "Atom Bombs: The Inside Story of Little Boy and Fat Man." **Instructions** Print two of each component. Then glue together the initiator core halves. Next, position the urchin components over the plutonium core. Carefully place the urchin assembly within the pit in the other plutonium half. Make sure to align the grooves precisely. Securely fasten both plutonium halves by avoiding any pressure that could potentially alter the internal structure of the device.