Did you know?
In space, astronauts' salt comes as a liquid
NASA supplies salt dissolved in water and pepper suspended in oil, in dropper bottles. Loose grains would float away: astronaut Scott Kelly explained that a powder could get into equipment or someone's eyes, and a spill might force the crew to shut down the station's ventilation.
More salt facts
Cite this page
For school projects and reports. Teachers often prefer the original sources too: see the list below.
The Salt Almanac. (2026, November 8). In space, astronauts' salt comes as a liquid. https://saltalmanac.com/did-you-know/astronaut-liquid-salt
“In space, astronauts' salt comes as a liquid.” The Salt Almanac, 8 Nov. 2026, saltalmanac.com/did-you-know/astronaut-liquid-salt. Accessed [today's date].
“In space, astronauts' salt comes as a liquid.” The Salt Almanac. Last modified November 8, 2026. https://saltalmanac.com/did-you-know/astronaut-liquid-salt.
Original sources
- NASA. Space Food fact sheet. https://www.nasa.gov/wp-content/uploads/2015/05/167750main_fs_spacefood508c.pdf
- Business Insider. Salt shakers are a disaster in space: here's how astronauts zest up their food (2016). https://businessinsider.in/salt-shakers-are-a-disaster-in-space-heres-how-astronauts-zest-up-their-food/amp_articleshow/50747662.cms