QUOTE : Much worse. We couldn’t get any of those to come at all. Some of them are visibly fused. Some idiot must have welded them.” “Welded, yes. But not by some idiot. By the sun.” “Leo, it doesn’t get that hot—” “Not directly. What you’re seeing is spontaneous vacuum diffusion welding. Metal molecules are evaporating off the surfaces of the pieces in the vacuum. Slowly, to be sure, but it’s a measurable phenomenon. On the clamped areas they migrate into their neighboring surfaces and eventually achieve quite a nice bond. A little faster for the hot pieces on the sun side, a little slower for the cold pieces in the shade—but I’ll bet some of those clamps have been in place for twenty years.” “Oh. But what do we do about them?” “They’ll have to be cut.” Pramod’s lips pursed in worry. “That will slow things down.