Propane Flashcards

1
Q

Propane expands

A

270 times it’s original volume

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2
Q

Propane is ______ heavier than air

A

1 1/2 times

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3
Q

Propane is explosive in concentrations between

A

2.1 % (lel) 9.6% (uel)

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4
Q

Apparatus will stop at a minimum ______ from the reported address

A

200 ft

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5
Q

Propane is heavier or lighter than air

A

Heavier

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6
Q

Exclusionary zone with a _____ radius around a leaking container

A

75foot

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7
Q

Hot zone

A

10% lel

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8
Q

Warm zone

A

1% lel

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9
Q

Standard boiling point of propane

A

-44 degrees F

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10
Q

DOT Portable cylinders on fire

A

Evacuation 160 ft

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11
Q

DOT motor fuel

A

Evacuation 160ft

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12
Q

DOT exchange cylinders

A

Evacuation 275 ft

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13
Q

Asme mobile/motor tank

A

275 ft

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14
Q

Dual certified 420lbs DOT stationary and 120 gallon asme

A

800 ft

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15
Q

Mc331 high pressure tank truck

A

1175 ft

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16
Q

Dual certified 420lbs DOT stationary and 120 gallon asme

A

2000 ft

17
Q

For gas vapor dissipation, at least ______ gpm fog stream will be needed to direct a vapor cloud effectively

A

125 gpm