article_snippet: Elsewhere on the grooming front, astronauts have sponge baths instead of regular showers as water clings to the body instead of running down the body in microgravity, .
article_snippet: There is a limited supply of water on the International Space Station (ISS)  - no more than 4 liters per wash - so taking sponge baths also saves water.
article_snippet: In microgravity, water clings to the body instead of running down the body, so astronauts have sponge baths instead of regular showers.
article_snippet: There is a limited supply of water on the International Space Station (ISS) so taking sponge baths also saves water.