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Infection Control · single question

There is a hazardous chemical spill INSIDE your dental office. What is the best immediate management step among typical first-response actions?

  1. Turn on the building ventilation system immediately
  2. Cover your nose and mouth with a wet cloth while evacuating the area, and avoid spreading the hazard through the ventilation system
  3. Continue working normally while monitoring the smell
  4. Attempt to identify and clean up the spill yourself before doing anything else
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Correct answer: B. Cover your nose and mouth with a wet cloth while evacuating the area, and avoid spreading the hazard through the ventilation system

For an indoor chemical spill, covering your nose/mouth with a wet cloth while evacuating helps reduce inhalation of fumes during exit. Turning on the building's general ventilation system is generally discouraged for an indoor chemical spill because it can spread contaminated air throughout connected spaces rather than containing it; cleanup should be left to trained personnel with appropriate PPE, not attempted by untrained staff.

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