Vol. I · No. 1Established MMXXVIPittsburgh, Pa.
The Journal of American Industry
The Record of the New Industrial Age.
The Archive

Field Terms

Plain-language explainers for the words used on the pad, the shop floor, the job site, and at the bank. Energy, manufacturing, infrastructure, power, defence, and the capital behind them.

  • What is nitrogen purging?

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    Nitrogen purging displaces air, oxygen, or hydrocarbons from a pipeline or vessel with dry, inert nitrogen gas. What it is for, how it is done, and what the numbers on the trailer mean.

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