0 to 1, a New York City-based design and architecture studio, uses “the remnants of industrial manufacturing” to create furniture and other objects.
C-clamps and cardboard cores that “were once used to hold fabric or packaging materials” get made into “Cylinder” chairs.
See also: Earlier Unconsumption posts on new uses for cardboard tubes here, and paper towel and other tubes here.
I love seeing what people make with recycling. I bet this can rock, (like a rocking chair) and also you could store stuff in it. : )
About 75% innovative useful and cool, modern inventions, 20% interesting beautiful art works, and 5% other. Including but not limited to ecofrendly things, some funny stuff, and interesting political and health articles/news. 
