Comment on 'Dune'-Inspired Spacesuit Turns Astronauts' Urine into Drinkable WaterparentComments−extraduder_ire2yYes. The only advantage of the "space pen" is that it works upside down. Ballpoint pens work fine in microgravity, but not directly inverted.
Comments
Yes. The only advantage of the "space pen" is that it works upside down. Ballpoint pens work fine in microgravity, but not directly inverted.