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What concentration of chloroform in air for a short time can lead to dizziness, fatigue, and headache?

Options

  1. A1 part per million
  2. B90 parts per million
  3. C900 parts per million
  4. D9000 parts per million

Correct answer

C. 900 parts per million

Step-by-step solution

Breathing about 900 parts of chloroform per million parts of air for a short time can cause dizziness, fatigue, and headache.

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