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Liquid Nitrogen Quiz
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Liquid Nitrogen Quiz


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Liquid nitrogen, when returned to the gaseous state, can displace oxygen from the air and can create an oxygen-deficient atmosphere under the right conditions
True
False
Oxygen concentration below 19.5% is considered an oxygen deficient environment
True
False
Asphyxia develops slowly as the oxygen content of air is gradually reduced from 21%.
True
False
The victim will not be aware of a problem and generally will not recognize the symptoms of gradual asphyxia from decreasing oxygen levels.
True
False
Liquid nitrogen can support life.
True
False
Always wear safety equipment, including heavy loose fitting leather or cryogenic gloves, and eye and face protection
True
False
If liquid nitrogen is not used regularly, the vessel will be still be filled indefinitely.
True
False
Storage of liquid containers in cold rooms will slow down the liquid to gas conversion.
True
False
If there is a large spill or rupture of a liquid nitrogen container, explain why an evacuation must immediately take place

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