Thought I had read way back when, that was one of the big problems with fusion reactors was maintaining a stable magnetic "bottle" where the plasma wouldn't touch the walls and quench out.
19 posted on 03/05/2015 8:49:21 PM PST by The Cajun
(Ted Cruz, Sarah Palin, Mark Levin, Mike Lee, Louie Gohmert....Nuff said.)