Thiokol

[thahy-uh-kawl, -kol]

noun

Trademark.

1. a brand name for any of a group of durable synthetic rubber products derived from an organic halide, as ethylene dichloride, C 2 H 4 Cl 2 , and an alkaline polysulfide, as sodium polysulfide: used chiefly in the manufacture of sealants, adhesives, and hoses for gasoline and oil.

Example Sentences

The Boeing World Headquarters opened in 2001, 36 stories above the Chicago River in what used to be called the Morton Thiokol Building — named, ironically, after the infamous maker of the failed O-rings in the Challenger explosion.

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According to Cook, an engineer at contractor Morton Thiokol was so worried about the O-rings, he had sent a warning memo in 1985.

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The March 12 obituary for Allan McDonald, “Engineer, whistleblower warned of danger before Challenger disaster,” left out a critical decision point as to why the Challenger shuttle mission was given the go-for-launch even though McDonald, the senior scientist responsible for signing off on the integrity of the Morton Thiokol booster rockets, did not sign off on that decision.

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McDonald was a 26-year veteran at Morton Thiokol, the contractor responsible for the shuttle’s booster rockets, when he arrived at the Kennedy Space Center in Florida a few days before the Challenger’s scheduled liftoff.

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“So I raised my hand. I said, ‘I think this presidential commission should know that Morton Thiokol was so concerned, we recommended not launching below 53 degrees Fahrenheit.

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