All of 3D print lovers know we get tons of 3D print waste, failed prints/spaghetti/support/rafts...
Think what if you have 27 3D printers working all day, and the amount of plastic throwing away.
That's what happening in Innovation Lab at UCLA (Engineer Makerspace) where 8 Raise Pro 2 and 19 Prusa are processing 50lbs of PLA every week.
What's underneath all that duct tape in the grinding contraption? Looks like it might be a power planer.