ASTRONAUGHTY

You can’t burp in space. Which makes astronauts the most polite people.

✓ TRUE FACT
In microgravity, gas doesn’t “rise” out of liquid because there’s no buoyancy-driven separation. That makes burping difficult and can cause unpleasant “wet burps” because gas and stomach fluids can come up together.

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You can’t burp in space. Which makes astronauts the most polite people. | SmartAss Facts