NGA 70 - AOCs & Properties of Natural Gas 2025

NGA 70 - AOCs & Properties of Natural Gas
2025
Specific Gravity Natural Gas - ANSWER- 0.6


Specific Gravity Carbon Monoxide - ANSWER- 0.98


Specific Gravity Air - ANSWER- 1.0


Specific Gravity Propane - ANSWER- 3.5


Specific Gravity Kerosene/Fuel Oil - ANSWER- 4.5


Natural Gas can be transported in either - ANSWER- Gas or Liquid


Gases with a specific gravity greater than 1 tend to - ANSWER- hug the ground


Headaches, Dizziness, Loss of consciousness are symptoms of - ANSWER- exposure
to high levels of natural gas


Odorant added to natural gas before distribution to help aid in detecting gas leaks -
ANSWER- Mercaptan


Odor intensity can decrease by passing through - ANSWER- sand, clay, or loam


Odor intensity can decrease by presence of - ANSWER- household chemicals, kitchen
or bathroom cleaners, some air freshners


Odor Fade is caused by what in Steel Pipes - ANSWER- internal rust deposits