From https://news.ycombinator.com/item?id=13912857 https://news.ycombinator.com/item?id=13912857 : > “After we 3-D print, we restore the hydrogen bonding netwo

From https://news.ycombinator.com/item?id=13912857 https://news.ycombinator.com/item?id=13912857 : > “After we 3-D print, we restore the hydrogen bonding network through a sodium hydroxide treatment,” Pattinson says. “We find that the strength and toughness of the parts we get … are greater than many commonly used materials” for 3-D printing, including acrylonitrile butadiene styrene (ABS) and polylactic acid (PLA). From https://news.ycombinator.com/item?id=41314454 https://news.ycombinator.com/item?id=41314454 : > "Plant-based epoxy enables recyclable carbon fiber" (2022) [that's stronger than steel and lighter than fiberglass] https://news.ycombinator.com/item?id=30138954 https://news.ycombinator.com/item?id=30138954 ... https://news.ycombinator.com/item?id=37560244 https://news.ycombinator.com/item?id=37560244 "Scientists convert bacteria into efficient cellulose producers" (2024) https://news.ycombinator.com/item?id=41175002 https://news.ycombinator.com/item?id=41175002 Do hemp and cellulose 3d-printing filaments emit less VOCs?