Astronauts may finally start cleaning their space underwear (with microbes) – Livescience.com

We can probably all agree that sharing your unwashed underwear with another person isn’t ideal. However, for astronauts
onboard the International Space Station (ISS), performing a spacewalk requires that they share not only the spacesuits, but also a next-to-the-skin piece of clothing that’s worn underneath the spacesuit and resembles long underwear, known as the Liquid Cooling and Ventilation Garment (LCVG). 
Access to a freshly laundered LCVG isn’t an option on the ISS, but technicians with the…

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