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Lt. Test-2015 > Utilities Manual > Flashcards

Flashcards in Utilities Manual Deck (10):
0

Expansion ratio of liquefied natural gas to gas is?

600:1

1

What type of outage last more than two minutes?

Sustained

2

Greatest single challenge to safe pipe operations is?

Accidental damage

3

How many volts can static electricity build up to?

24,000

4

What is key to locating a shutting off gas in any structure?

Regulator

5

What percentage of LEL should a person with a normal sense of smell be able to detect gas concentration in the air?

20

6

EPA set ______ppm as their standard for acceptable levels of CO in ambient air?

9

7

Transformers labeled Non-PCB contain up to ______% PCB?

10

8

What is a location for the mechanical systems of a building?

Interstitial space

9

Body conducts electricity due to?

Moisture