e details concerning curbs on such third-rail issues as the disposition of the uranium that exceeds the agreed- upon enrichment ceiling and curbs on the Arak reactor. The real question, then, is what kind of a deal is likely flow from the negotiations, even as an initial installment. The best that can be hoped f

ld be necessary to extract plutonium from the fu=l rods used in the reactor. Iran has currently no known such facility with=the capability to serve the Arak reactor, but would have an incentive to c=nstruct it after the reactor has gone critical. Constructing it now would =ust cause unnecessary friction with Wes