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To: Broken_Clock who wrote (138070)7/24/2010 3:41:59 PM
From: Paul Kern1 Recommendation  Respond to of 206326
 
that much of the crude that gushed from the Deepwater Horizon well stayed beneath the surface of the water.

Which answers why the skimmers have been having problems finding oil to skim.



To: Broken_Clock who wrote (138070)7/24/2010 5:56:02 PM
From: ChanceIs  Read Replies (1) | Respond to of 206326
 
>>>Researchers Confirm Subsea Gulf Oil Plumes Are From BP Well<<<

I have several questions about that report:

1) Dispersants: Given that the plumes were found, did they chemically identify dispersants within the plume and droplets,

2) Original flow: I am guessing that the well flowed unchecked for a week before dispersants were introduced at the well head. Could this prliminary flow be part of the plume - or perhaps none or all of the plume,

3) Dispersant density: Surely the dispersants react chemically with the oil, and therefore some density change will occur. The purpose of the dispersants is to increase the surface area to volume ratio of a droplet - or to turn slicks into droplets. It seems to be taken for granted (by the press) that dispersed oil is dense than untreated crude. This may be the case if the volatile fraction cooked of on their own or were released more easily due to the dispersants. But is it necessarily true that all of the subsurface plume is dispersed oil?

Anybody???