Which innovative building material was first developed by architect Frank Gehry in collaboration with Bentley Systems for his sculptural designs?

Test your knowledge about groundbreaking product innovations in architecture! This question explores famous materials that have revolutionized building design and construction practices. Even if you're not an architect, you might have encountered these materials in notable structures or design magazines. Can you identify the correct answer among these influential architectural products?

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ETFE (Ethylene Tetrafluoroethylene) cushions
CATIA software-designed titanium panels
Self-healing concrete
Carbon fiber reinforced polymers (CFRP)