20 common household items that retail for $312 to $1,944 can be 3-D printed at home for $18 in a weekend. | Wyly Wade
In the study, Pearce and his team chose 20 common household items that can be printed on various 3D printers, listed on Thingiverse (a catalog of free designs). Then they used Google Shopping to determine the maximum and minimum cost of buying those 20 items online, shipping charges not included. Related articles Save Thousands With 3-D Printing Technology 3D printing could save US households $2,000 a year