Kidde KN-COPP-3 Brochure download pdf (Page 14)

Part Three – Understanding the effect of CO exposure

The maximum allowable concentration for continuous exposure for healthy adults in any

8-hour period, according to OSHA*.

Slight headache, fatigue, dizziness, nausea after 2-3 hours.

Frontal headaches within 1-2 hours, life threatening after 3 hours.

Dizziness, nausea and convulsions within 45 minutes. Unconsciousness within

2 hours. Death within 2-3 hours.

Headache, dizziness and nausea within 20 minutes. Death within 1 hour.

Headache, dizziness and nausea within 5-10 minutes. Death within 25-30 minutes.

Headache, dizziness and nausea within 1-2 minutes. Death within 10-15 minutes.

Death within 1-3 minutes.

50 ppm

200 ppm

400 ppm

800 ppm

1,600 ppm

3,200 ppm

6,400 ppm

12,800 ppm

Reminder: This chart relates to the exposure of healthy adults.

Concentration

of CO in the Air

(ppm = parts per million)

Approximate Inhalation Time and Symptoms Developed

Understand the Effects of Carbon Monoxide Exposure:

* Occupational Safety and Health Administration

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Kidde KN-COPP-3 Brochure Page 14