Ferrocement is a technique that combines the flexibility of iron (steel) and the resistance of cement. It facilitates the building of many interesting forms: round, circular; globular, spherical; cylindrical; curved … and straight and angular of course. Here this is being used to construct a water treatment tank in EcoOca – Brazil.
[youtube=http://www.youtube.com/watch?v=U7IGsG0TzUo]