stlbld098
Joined: 25 Jun 2013 Posts: 5
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Posted: Tue Jun 25, 2013 5:58 pm Post subject: first gained popularity |
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They first gained popularity in the early 20th century. Their use became more widespread during World War II and significantly expanded after the war when steel became more available. Steel buildings have been widely accepted, in part due to cost efficiency. _________________ Steel building construction |
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