1-2 of about 2 matches for site:www.globalsecurity.org capsules for sustained release
https://www.globalsecurity.org/wmd/systems/nuclear-intro.htm
weapon, a sealed neutron initiator replaced the polonium/beryllium pit. These second generation capsules, brought into the
http://www.globalsecurity.org/space/world/russia/kosmos_broad_catagori...
with the same characteristics, and information disappeared on recovery of any capsules returned from space by