The following is a list of the major parts of the natural gas distribution system. Choose one term from each of the four groups and describe or draw that part of the system.

• Group One:
• processing plant
• transmission pipes
• compressor station

• Group Two:
• storage tanks
• utility
• distribution main

• Group Three:
• service line
• gas meter
• gas line

• Group Four:
• pressure regulator
• valve
• pilot light