Gizmodo collected highlights
from astronaut Scott Kelly's weekend Ask Me Anything session on Reddit
. One, of course, involves the space station's toilet:
When asked what the creepiest thing he’s encountered on the job, Kelly admitted, “Generally it has to do with the toilet.” Considering the previous horror stories we’ve heard of floating messes or broken toilets creating a vacuum seal, we’re not surprised. But he still managed to add something novel and gross to the collection: “Recently I had to clean up a gallon-sized ball of urine mixed with acid.” Why acid? It’s added to the urine to keep it from clogging the system or damaging machinery. Ew.
Read the whole thing here.