Which innovative building material was developed in 2019 that can absorb CO2 during its manufacturing process and is now used in over 30% of new sustainable architectural projects?

In today's climate-conscious world, sustainable architectural product innovations are revolutionizing how we design and construct buildings. This trivia question explores a groundbreaking development in sustainable building materials that has significantly impacted modern architectural practices. Test your knowledge about cutting-edge product developments that are reshaping the architectural landscape while addressing environmental concerns.

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Carbicrete - a concrete alternative that replaces cement with steel slag and uses CO2 for curing
SolarSkin - transparent solar panel façade material that generates electricity while maintaining aesthetic design
BioMason bricks - grown using bacteria without kiln-firing, reducing energy consumption by 90%
HempCrete - a biocomposite material made from hemp hurds and lime that provides natural insulation