What type of outage last more than two minutes?
Sustained
Expansion ratio of liquefied natural gas to gas is?
600:1
Greatest single challenge to safe pipe operations is?
Accidental damage
How many volts can static electricity build up to?
24,000
What is key to locating a shutting off gas in any structure?
Regulator
What percentage of LEL should a person with a normal sense of smell be able to detect gas concentration in the air?
20
EPA set ______ppm as their standard for acceptable levels of CO in ambient air?
9
Transformers labeled Non-PCB contain up to ______% PCB?
10
What is a location for the mechanical systems of a building?
Interstitial space
Body conducts electricity due to?
Moisture