Gravity

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Factual error: When Ryan enters the space station and removes her spacesuit, she is shown wearing only a tank top and boy shorts. In reality, according to NASA's official webpage, astronauts wear a liquid cooling and ventilation garment and an absorption garment (space diapers) under their suit. (00:38:45)

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Question: Any idea what chemical substance is used in the fire extinguisher? I initially assumed it couldn't be straightforward liquid H2O as I couldn't see any spherical droplets floating around, but could it be an aerosol?

Louisa Radice

Answer: A quick internet search revealed that the International Space Station uses both carbon dioxide and water-based foam extinguishers. The Space Shuttle used Halon 1301 fire extinguishers, but these were fixed nozzles built into the shuttle compartments.

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