Related: an excellent Sandia Labs documentary on various close calls we've had and how the United States learned from those events and engineered a variety of s

Related: an excellent Sandia Labs documentary on various close calls we've had and how the United States learned from those events and engineered a variety of safeguards: https://share-ng.sandia.gov/news/resources/news_releases/always_never/ https://share-ng.sandia.gov/news/resources/news_releases/alw... It's an highly recommended overview of many of the issues surrounding accidental — or unauthorized — nuclear explosions (it was originally made for internal use at the Lab).