3 ms·
We have a neutron scanning devices. They can be used to detect flaws in concrete for example. Powerful neutron sources are not to played around with though. He
by rdtsc 9y ago
We have a neutron scanning devices. They can be used to detect flaws in concrete for example.
Powerful neutron sources are not to played around with though. Here is a 50 ton shipping cask for 1g! of Ca-252
https://en.m.wikipedia.org/wiki/File:CfShield.JPG https://en.m.wikipedia.org/wiki/File:CfShield.JPG