> Once the desperation levels get high enough, strip mining the lunar surface is expected to turn up enough He3 to supply the world's energy needs with relative ease. Getting the technology working for He3 fusion is left as an exercise for the student. What's this got to do with engineering? Jack -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist