Breathing Gas Contamination
HEALTH CONCERNS
Health effects on divers vary depending on the contaminant. The most severe symptoms of breathing contaminated gas are impaired judgment and loss of consciousness, both of which may be deadly underwater.
CONTAMINANT/SYMPTOMS CHART
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CARBON MONOXIDE (CO)
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Headache, dizziness, weakness, nausea, vomiting, shortness of breath, impaired judgment, confusion, unconsciousness
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CARBON DIOXIDE (CO2)
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Hyperventilation, dizziness, confusion, unconsciousness
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VOLATILE HYDROCARBONS
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Fatigue, headache, confusion, impaired judgment, numbness, cardiac arrhythmias, loss of consciousness
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OIL (CONDENSED)
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Headache, nausea, impaired respiratory function
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DUST (PARTICLES)
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Impaired respiratory function
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