[sunkenvicar]

Nuclear could really clean up the shipping industry and provide numerous other benefits.

[Already__Taken]

Figure out something we're happy to leave on a beach on a coast of africa and maybe nuclear has a potential.

That or always make it so valuable to always strip the power unit to use again.

[adrianN]

Until the captains figure out that selling the fuel to the highest bidder is better than delivering the actual cargo.

[sunkenvicar]

Thorium (U-233) is one way to solve the proliferation risk.

[alecmg]

You even put U-233 in there

How proliferation of fissionable U-233 is different from proliferation of fissionable Pu-239? Both share ability to be separated from fuel without enrichment factories, both can be used to build a bomb.

I like thorium cycle, but proliferation should not be used as argument for it.