Northern Gas Networks said it was replacing ageing metal gas mains with plastic equivalents to "reduce gas leakage and enhance network reliability".
BBC: Generic water works
In order to do this the company needs to hermetically seal the drives to prevent He gas leakage over the life of the drive no mean feat.
FORBES: Rare Gases and Fine Lines
CO2 life-cycle emissions for natural gas are higher than coal after taking into account leakage during transport through old Russian pipelines.
ECONOMIST: Change of environment
If the gas pressure is reduced, it is a clear sign that leakage is occurring.
FORBES: Pipeline Explosion Rattles Natural Gas Industry
The unabsorbed fat leads to gas, flatulence, diarrhea, increased bowel movements, and even, how to put this delicately, anal leakage of oily material.
NPR: Slate's Medical Examiner: Xenical OTC
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