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A section of the Keystone Pipeline is leaking... 6

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Must admit I haven't used volume for hydrocarbons for years, its always been mass.

Purchasing is in kWh or kg to consumers apart from transport.

Airline Transport is ordered in kg, loaded in kg but dispensed/receipt in litres. And all fuel calcs are in kg.

vehicle fuel is in litres. I am struggling to think of anything else which is litres.

To add I have no conceptual grasp of a gallon of either flavour size. Apart from a gallon of beer is 8 pints.
 
Who cares? Nobody that doesn't know the difference between a gallon and a barrel has any useful contribution to the solution to this problem.
 
that's is a fact Tug.

As stated above what's more of a worry is how many other welds are suspect.

And why has it not been picked up in condition monitoring of the pipeline way before a failure occurred?.
 

I remember the transition, and the Gimli Glider...

-----*****-----
So strange to see the singularity approaching while the entire planet is rapidly turning into a hellscape. -John Coates

-Dik
 
US internal aircraft I believe are still in lbs. And also the mass and balance load sheets are also in Lbs. But you have a different system with flight dispatchers which I have never really figured out.

ECAM equipped aircraft its relatively easy to swap one from the other in the maint section which pilots are locked out of :D
 
For ships, fuel is ordered in volume and paid for in mass. The refiners load it hot into the tankers/barges. Lots of shrinkage by delivery. A chemist is hired by the receiver for every load.
 
TC Energy: Bending stress, weld flaw caused Keystone oil spill

Who would have thought that bending stress would have been any problem at the only significant river bank and adjacent hill for miles on either side of a "V-N" bend.

"Our team is progressing a remediation plan, including an analysis of other areas with potentially similar conditions, the use of additional in-line inspections, and further operational mitigations,” TC Energy said."
<Translation: TC is quickly reverting to basic design and now actually checking bending stress at all big bumps in their pipeline's profile.>

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--Einstein gave the same test to students every year. When asked why he would do something like that, "Because the answers had changed."
 
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