3D printed buildings

3d-printed building blockIn a huge 3D printer, a Chinese engineer is printing large building blocks with an interesting internal structure, and then making buildings with them.

Meanwhile, the University of Southern California aims to print a building in-situ.

Entirely printing a building would be tricky because for damp climates there has to be there has to be some sort of vertical moisture barrier within the structure. This sometimes applied as Tyvek sheeting – the white sheeting seen wrapped around the inner walls of new-build homes.

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