Which smart building material was first developed specifically to reduce a building's carbon footprint by actively capturing CO2 from the atmosphere?

Test your knowledge about cutting-edge product innovations in architecture! Smart building materials are revolutionizing how architects design sustainable, efficient structures. These products incorporate advanced technology to respond to environmental conditions, improve energy efficiency, and enhance occupant comfort. From self-healing concrete to thermochromic glass, the integration of IoT capabilities into building components is transforming the architectural landscape. How well do you know these architectural product innovations?

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Carbicrete - a cement-free concrete that absorbs CO2 during curing
Electrochromic glass - windows that change opacity based on sunlight exposure
Self-healing concrete containing bacterial spores
Kinetic facade panels that generate electricity from movement