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Captains Test > MP 204.05 Natural Gas Emergencies > Flashcards

MP 204.05 Natural Gas Emergencies Flashcards

1
Q

Which is lighter- Air or Natural Gas?

A

Natural Gas

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2
Q

What happens to Natural Gas in the outside environment?

A

it dissipates rapidly

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3
Q

Is natural gas itself toxic? Why is it dangerous?

A

no, its nontoxic but can displace oxygen and can result in asphyxiation in a confined space

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4
Q

What is Natural Gas flammable limits in air?

A

approximately 4% to 15%

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5
Q

How should natural gas fires be controlled?

A

by stopping the flow

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6
Q

What should all personnel working in the vicinity of a known or suspected gas leak be wearing?

A

Full protective clothing with SCBA

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7
Q

What are the expectations of personnel that are working in a suspected ignitable atmosphere?

A

They should be fully turned out, breathing air from SCBA and shall be covered by a manned protective hoseline

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8
Q

What is a LAZ?

A

Limited Access Zone

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9
Q

What should be used to identify the LAZ?

A

“Fire Line” tape

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Captains Test (58 decks)

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