What is the Sears Tower made of?

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The Sears Tower was renamed Willis Tower on July 16, 2009. It is made of steel and glass.
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What is the Sears Tower?

\n. \n Answer \n. \nIt was built to be the headquarters of Sears, Roebuck and Company and was the world's tallest building from 1974 until 1998. It was renamed the Will

Why was the Sears Tower named after Sears?

Because it was commissioned to be built by Sears, Roebuck and Company. It is currently owned by a group of real estate investors and is now officially named Willis Tower becau

Why is the Sears Tower named after Sears?

Sears had it built to consolidate its company's offices into one building, but the building stood half empty and the planed growth projections they had made when building neve

Why is the sears tower Willis Tower now?

Willis Group Holdings, a London-based insurance broker, consolidated its Chicago area offices to the Sears Tower. As part of the deal, Willis Group Holdings gets to put its ow