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This is an old revision of this page, as edited by Gene Nygaard (talk | contribs) at 14:08, 16 October 2007 (unsatisfactory results). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
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What is the history of API Gravity? How was the arbitrary scale developed?

The API standards commitee developed it around 1910(?) I wasn't able to find much historical discussion of the API gravity scale on the net. The arbitrary scale was just a formula based on specific gravity so that the values would be between 10 and 70... why 10 and 70? ... I have no clue. Best bet would be to contact the API standards committee directly or talk to someone in the petrochemical industry for more info. -- jonathan888 29Jun05

The degrees Baumé information given by Gene Nygaard allowed me to track down the history of API gravity and I added a few more pages about degrees Baumé and Antoine Baumé. -- jonathan888 26Sep05

The grades of oil shown need reference. LeadSongDog 06:51, 1 July 2007 (UTC)[reply]

Equation

Changed the equations into a proper form..Please check if there are any mistakes Yourdeadin 06:12, 19 August 2007 (UTC)Yourdeadin[reply]

Unsatisfactory results

I found the template display unsatisfactory for {{bbl to t | 126493936 | precision=-5|}}

126,493,936 {{{3}}} barrels (~1.726×10^7 ~{{scinote/SExpression error: Unrecognized punctuation character "{".|({{{3}}}*22.4966605/164.9)|Expression error: Unrecognized punctuation character "{".|4}} t)

While it looked okay the first and third time I previewed it here, the second time the preview looked like it did on the page where it was used it displayed as

126,493,936 barrels (~2.16E+7 t)

Let's see what happens when I save it. Don't know if anything can be done about that. Gene Nygaard 14:08, 16 October 2007 (UTC)[reply]