00:00Weighing over 6 million pounds, NASA's crawler transporter subjects its components to immense pressure at incredibly slow speeds.
00:08The crawler's immense weight creates extreme contact pressures, threatening to break down protective surface oxide layers.
00:16Under immense pressure, bare steel surfaces can squeeze out air and fuse directly together.
00:22Specialized extreme pressure lubricants create a vital barrier, preventing this destructive metal-to-metal bonding.
00:30For more information visit www.fema.gov
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