3 ms·
Low-background steel is actually pre-nuke tests. That's what they scavenge sunken ships a lot for.
by mahathu 4y ago
Low-background steel is actually pre-nuke tests. That's what they scavenge sunken ships a lot for.
- alkonaut 4y agoYes it should really be "pre end of WW2" (The first nuclear test was 1945).