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Politics : Impeach George W. Bush -- Ignore unavailable to you. Want to Upgrade?

To: CalculatedRisk who wrote (39296)	8/4/2005 12:57:09 PM
From: paret	Respond to of 93284

Has environmentalism doomed the shuttle program? Investor's Business Daily, Inc. Wednesday, August 3, 2005 (Excerpt) After 2 1/2 years and $1.4 billion spent to make the space shuttle safer, the same problem that doomed Columbia now plagues Discovery. Has environmentalism doomed the shuttle program? After the space shuttle Columbia disintegrated upon re-entry in 2003, a scathing report by the Columbia Accident Investigating Board noted the contributions NASA's "organization and culture" made to the shuttle disaster. But the root cause for both the disintegration of the shuttle Columbia due to thermal tiles damaged by chunks of insulating foam falling off the large external fuel tank, the earlier loss of Challenger, and the repetition of the foam problem with Discovery, may be the decision imposed on NASA to use parts and materials that were more environmentally friendly.... <snip> Similarly, the explosion of the Challenger after hot gasses burned through an O-ring joint on one of the shuttle's solid rocket boosters came after NASA was encouraged to use a new type of putty to protect the O-rings — one that didn't contain particles of environmentally unfriendly asbestos... Read the full story at investors.com.