Which architectural innovation won the 2019 World Architecture Festival's 'Product Innovation Award' for its carbon-negative composition and revolutionary impact on sustainable building design?

In the rapidly evolving field of architectural design, sustainability has become a central focus. Innovative materials and techniques are constantly being developed to reduce environmental impact while maintaining aesthetic appeal and structural integrity. Test your knowledge about a groundbreaking sustainable architecture innovation that has transformed how we think about building materials.

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Mass Timber (Cross-Laminated Timber/CLT)
Self-healing concrete (Bioconcrete)
Transparent aluminum oxide (Transparent Alumina)
Aerogel insulation panels