Discuss the promise for 3-D printing, not only for eyeglasses but for manufactured products in general and mention two other consumer products that would be appropriate for 3-D printing.

Question #1
Discuss the promise for 3-D printing, not only for eyeglasses but for manufactured products in general and mention two other consumer products that would be appropriate for 3-D printing.

Question#2
Do some research and discuss how 3-D printing works. If you have used a 3-D printer what was the first thing that you printed. If you have not used a 3-D printer but you were given access to one, what would be the first thing that you print?