The chemical contamination of the International Space Station is out of this world (and not in a good way

Concentrations of potentially harmful chemical contaminants on the International Space Station (ISS) could exceed those found in dust on floors in homes across the United States and Western Europe. That was the conclusion reached in a first-of-its-kind new study that looked at dust collected by the air filtration system on the orbiting space station. One day, this investigation's results could help engineers design and build spacecraft for long-term human jaunts to space. More

(Source: Space.com - Aug 11)