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how to defeat contamination

Prevent it!

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• • • • use gloves, change them frequently
      • clean anything going inside the vacuum chamber
      • opening the chamber? pump nitrogen into it first, keep the nitrogen flowing while the chamber is open - prevents water from getting in.

nitrogen gas has no water vaporhumidity, unlike air. 

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• • • • use gloves, change them frequently
      • clean anything going inside the vacuum chamber

• • • • worried about dust? don't let it get in your chamber!

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