Things that we take for granted can be challenging in zero gravity. Take cutting your finger nails, for instance. It’s something that few people think about as a challenge. In space, they can be floating projectiles that end up in astronauts’ eyes, inhaled, or otherwise embedded where they do not belong. The answer – suction.
If you can stand watching someone else trim their nails, here’s a video from the quirky Canadian astronaut Chris Hadfield as he demonstrates the complications of this mundane task in space.