Word: tiling
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...ROBOTIC ARM Discovery is equipped with a new 50-ft. (15.2-m) robotic arm that will reach out from the cargo bay to take infrared pictures of the orbiter at very close range, looking for potential problem areas ?THE PATCH KIT Discovery's astronauts will test a tile-repair technique using a sort of paste--but not, unless absolutely necessary, on damaged tiles...
...Losing a single tile can do you in," says Stanford University's Elisabeth Pate-Cornell, an engineer and risk-management specialist who once led a NASA study about all the ways shuttle tiles could fail. "Once you have lost the first tile, the adjacent ones become much more vulnerable...
...trained for that kind of extensive space walk, and even if they were and they found some damage, they could have done nothing about it anyway. "We had no capability to go over the side or under the spacecraft and look for an area of distress and repair a tile," he says...
Realistic as that scenario might seem, there was no sign of any such crisis in the final seconds of Columbia's flight, and unlike a tile failure, which could well go undetected until the very moment it claimed a ship, a piloting emergency would at least leave the commander time to sound an alert. Rick Husband made no distress call...
Standing amid the lush bamboo groves and rice paddies of northwestern Sichuan province, the U-shaped farmhouse is typical of the local architecture, with a wooden frame, stucco walls and a gray tile roof. Ten families have subdivided the 16 rooms of the 100-year-old structure into 32 cubicles, and its courtyard is dotted with drying pepper bunches and ears of corn. In the center of these crowded communal quarters stand three rooms unused except by the 60 or so visitors who turn up daily to see the birthplace of Deng Xiaoping. But even the smattering of photographs...