A rise in the popularity of 3-D printing could one day
revolutionize the manufacturing industry: just ask two
enthusiasts who have transformed the technological trend into a
full-fledged jewelry making business.  The printers have the
ability to build objects layer-by-layer through replication of a
digital image or model.  Rendering three dimensional objects
from digital images is not new, but as the technology becomes
cheaper and more widely available, it’s becoming more popular
and accessible to people with innovative ideas of how to use it.
Recognizing the potential, Torontonians Matt Compeau and Bi-Ying
Miao have built an entire “factory” in their tiny apartment.
Using scans and a printer called a Makerbot Replicator, the pair
are creating jewellery in the comfort of their home, using only
a 3-D printer, a desktop computer and software tools.  The
pieces, including necklaces and rings, are sold online through
their company Hot Pop Factory.  While Hot Pop’s jewelry pieces
are made of ABS plastic -- the s