Gun-type fission weapon

<h2>Proliferation and terrorism</h2>
<p data-rte-fromparser="true" data-rte-empty-lines-before="1">With regard to the risk of <a data-rte-meta="%7B%22type%22%3A%22internal%22%2C%22text%22%3A%22proliferation%22%2C%22link%22%3A%22nuclear%20proliferation%22%2C%22wasblank%22%3Afalse%2C%22noforce%22%3Atrue%2C%22wikitext%22%3A%22%5B%5Bnuclear%20proliferation%7Cproliferation%5D%5D%22%7D" data-rte-instance="104-17534364695defd998a9765" href="/wiki/Nuclear_proliferation" title="Nuclear proliferation">proliferation</a> and <a data-rte-meta="%7B%22type%22%3A%22internal%22%2C%22text%22%3A%22use%20by%20terrorists%22%2C%22link%22%3A%22nuclear%20terrorism%22%2C%22wasblank%22%3Afalse%2C%22noforce%22%3Atrue%2C%22wikitext%22%3A%22%5B%5Bnuclear%20terrorism%7Cuse%20by%20terrorists%5D%5D%22%7D" data-rte-instance="104-17534364695defd998a9765" href="/wiki/Nuclear_terrorism" title="Nuclear terrorism">use by terrorists</a>, the relatively simple design is a concern, as it does not require as much fine engineering or manufacturing as other methods. With enough highly-enriched uranium (itself a surprisingly easy thing to acquire), nations or groups with relatively low levels of technological sophistication could create an inefficient<span data-rte-entity="mdash">&mdash;</span>though still quite powerful<span data-rte-entity="mdash">&mdash;</span>gun-type nuclear weapon.
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