If not, recycle the sign! Campaign signs are typically made of plastic film, corrugated plastic, or cardboard attached to ...

Most of us know corrugated plastic as the stuff lawn signs are made of. Using it in enclosure design isn’t a new idea (here’s a printer enclosure made entirely from it, and here is a CNC mill ...

Signs are typically made of paperboard, corrugated plastic and metal wire stands, according to the city. “The metal stands pose a serious problem in the city’s recycling facility as they ...