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Who is liable when someone gets hurt by 3d printed object? Associate Professor Nora Freeman Engstrom warns that in a world of 3-D printing, people may not be protected under traditional product liability law. Rather, they could be left to pursue harder-to-prove negligence lawsuits.
She gives several scenarios and possible future legal practices.




Video by Stanford University

3D printing fumes are NOT good for you. Malcolm Langille made an enclosure for his Type A 3d printer with exhaust system to extract the fumes outside of his house.
I wonder how the temperature change and build surface cooling due to strong air movement affects the 3d print quality.




Source page with more details:

http://www.3dhacker.com/category/667/Type-A-Machines/listings/519/Enclosure-External-Exhaust-and-Fan.html

http://www.thingiverse.com/thing:197099