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Questions and Answers
Which gas is the main component of fire damp?
Which gas is the main component of fire damp?
- Methane (correct)
- Carbon monoxide
- Hydrogen sulfide
- Nitrogen
What is the specific gravity of ammonia relative to air?
What is the specific gravity of ammonia relative to air?
- 1.15
- 0.92
- 0.65 (correct)
- 1.05
What is the chemical symbol for ammonia?
What is the chemical symbol for ammonia?
- CH4
- NH3 (correct)
- H2S
- CO
At what concentration range does methane become explosive?
At what concentration range does methane become explosive?
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Which gas is the main component of after damp?
Which gas is the main component of after damp?
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What is the primary hazard of white damp?
What is the primary hazard of white damp?
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What is the purpose of using a canary in a coal mine?
What is the purpose of using a canary in a coal mine?
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How do modern gas detectors in mines function compared to canaries?
How do modern gas detectors in mines function compared to canaries?
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What is the main hazard associated with stink damp?
What is the main hazard associated with stink damp?
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What is the primary effect of ammonia on exposed tissue?
What is the primary effect of ammonia on exposed tissue?
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