What Does Space Smell Like?
It’s strange to think that the near-vacuum of space could have a smell, and stranger still that humans—atmospheric creatures—can actually experience it. Astronauts have consistently reported the same strange odour after lengthy space walks, bringing it back in on their suits, helmets, gloves and tools. It’s bitter, smoky, metallic smell—like seared steak, hot metal and arc welding smoke all rolled into one.
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