PLA filament has been the most common 3D printing filament, especially in desktop 3D printing in home and educational environments. The reasons are that it's pretty easy to print, the temperature required to print is pretty low, and most importantly there are no toxic fumes that are emitted. A material that's been in development for a number of years and has now become a formidable contender is the PETG filament. It has all these wonderful colors and it's got some great qualities in terms of … [Read more...]