Cleanrooms and equipment

Which facility at a cleanroom entrance blows strong jets of clean air at workers to remove dust from the surface of their clothing?

  1. APass box
  2. BFume hood
  3. CAir shower
Show answer and explanation

Answer: C. Air shower

An air shower is a small room workers pass through when entering a cleanroom, blowing high-velocity clean air from all sides to remove dust from the surface of cleanroom suits. A small box-shaped facility used to pass items in and out is called a pass box.

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More Cleanrooms and equipment questions

  1. What is the main reason temperature is held extremely constant in cleanrooms, especially in exposure areas?
  2. What is used with precision equipment such as exposure tools to suppress the effects of vibration transmitted from the floor?
  3. Which device supplies ions to the air in a cleanroom to neutralize charge on wafers and equipment?
  4. Which unit at the front of process equipment opens FOUP doors and transfers wafers into the equipment while keeping them in a clean environment?
  5. Which correctly describes the properties required of cleanroom suits?