Hydrogen sulfide safety. Hydrogen Sulfide Safety What is H2S? Colorless (transparent) gasColorless...
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Transcript of Hydrogen sulfide safety. Hydrogen Sulfide Safety What is H2S? Colorless (transparent) gasColorless...
Hydrogen sulfide safety
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Hydrogen Sulfide Safety
• What is H2S?• Colorless (transparent) gas• Heavier than air and tends to accumulate in low-lying areas• POISONOUS = PARALYZE THE BREATHING SYSTEM/CAN KILL IN
MINUTES!!!!!!!!• Highly toxic and Very corrosive• Rotten Egg – smell
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Hydrogen Sulfide Safety
• What is H2S?• Colorless (transparent) gas• Heavier than air and tends to accumulate in low-lying areas• POISONOUS. Paralyzes the breathing system. Can kill in minutes!• Highly toxic and very corrosive• Rotten egg smell
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Hydrogen Sulfide Safety
P.E.L. = Permissible Exposure LimitDefined as the maximum concentration you can be exposed to in an 8-hour period, 40 hours per week,
without respirator problems.P.E.L. FOR H2S: 10ppm
S.T.E.L. = Short-Term Exposure LimitBased on a 15-minute time period
S.T.E.L. FOR H2S: 15ppm
I.D.L.H. = Immediately Dangerous to Life and HealthI.D.L.H. = 100ppm and above
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Hydrogen Sulfide Safety
• Effects of H2S• Target Organs
• Olfactory nerves, lungs, eyes, brain, respiratory control• Entry into the body
• Ingestion, injection, skin absorption, inhalation• Symptoms
• Respiratory irritation, coughing • Headache, dizziness, fatigue• Burning eyes, sore throat• Loss of sense of smell
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• Monitoring in Amundson 381
Hydrogen Sulfide Safety
Personal monitor
Wall-mount monitor
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• H2S Adsorption setup
Hydrogen Sulfide Safety