Which innovative building material was first used in the Burj Khalifa and revolutionized super-tall skyscraper construction by allowing structures to reach unprecedented heights?

The world of architecture has been transformed by innovative building materials that enable revolutionary designs while addressing sustainability concerns. These product innovations have changed what's possible in modern structures. Test your knowledge about a groundbreaking material that has changed architectural possibilities in the 21st century.

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C80/C60 High-performance concrete with RCC core
Transparent aluminum oxide ceramic panels
Carbon fiber reinforced polymers (CFRP) framework
Self-healing bio-concrete with limestone-producing bacteria