Golfing with a neutron
Golfing with a neutron
From the point of view of a neutron, matter is mostly empty space.
So in ITER, a neutron can travel a relatively great distance without meeting the obstacle of a nucleus. Or it can bounce around in a totally random pattern ...
As Nuclear Analysis and Shielding Coordinator, Micheal Loughlin demonstrates that it's a bit like shooting golf balls into a pine forest.