All of them? Like literally all of them. They're not conventional explosives, they contain subcritical cores the are combined during activation to make a supercritical mass, which causes the explosion - if you blow up the nuke, it's very unlikely those cores are going near each other.
All of them? Like literally all of them. They're not conventional explosives, they contain subcritical cores the are combined during activation to make a supercritical mass, which causes the explosion - if you blow up the nuke, it's very unlikely those cores are going near each other.