What Makes the Clean Room So Clean?

nasa:

A large, silver and gold metallic structure is suspended from the ceiling in a spacious room. The structure is hollow with six sides, each covered with a diamond-like pattern. Three people in white bunny suits and blue gloves watch in the foreground. In the background, a large wall covered in small pinkish squares is at the left and another wall with a large viewing window is at the right. Credit: NASA/Jolearra Tshiteya ALT

Roman’s primary structure hangs from cables as it moves into the big clean room at NASA’s Goddard Space Flight Center.

What Makes the Clean Room So Clean?

When you picture NASA’s most important creations, you probably think of a satellite, telescope, or maybe a rover. But what about the room they’re made in? Believe it or not, the room itself where these instruments are put together—a clean room—is pretty special. 

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