Symptoms of Oxygen Deficient Atmosphere

June 23rd, 2010 | by Dr. Saraf |

Oxygen Deficient Atmosphere (<19.5%)

Oxygen Concentration (% Volume)	Symptoms of acute exposure
15-19	May impair coordination. Decreased ability to perform tasks
12-15	Impaired coordination, perception, and judgment
10-12	Increased breathing rate, poor coordination and judgment, lips slightly blue
8-10	Mental failure, fainting, unconsciousness, ashen face, blueness of lips, nausea, upset stomach and vomiting
6-8	8 minute exposure: may be fatal in 50-100%; 6 minute exposure: may be fatal in 25-50%; 4-5 minutes exposure: Recovery with treatment
4-6	Coma in 40-seconds, followed by convulsions, breathing failure, death

Source: Compressed Natural Gas Safety Bulletin, SB-2, 1992.

........................................................................................................................

Did you like the post? Please share it or subscribe to blog.