Mat and Rial are good friends and live in a very
special concrete bridge. When a crack occurs, water can be
their salvation... or maybe water is not enough.
Bethesda is about to learn the wonders of a
self-healing MatERial.
Discover the story of a self-healing concrete
bridge, make friends with Mat, E, and Rial, and learn about
the most used construction MaERial in the world: concrete.