[arthurus]

That is less true now than 20 years ago and will be lss and less true as time goes on, barring the government shutting down the oil industry altogether, which might well occur in the next 18 months.

[thackney]

I think entering into higher pressure formations makes it more true today, than lighter pressure formations of past days.

Good info here:

http://www.freerepublic.com/focus/chat/3236160/posts?page=82#82

http://www.freerepublic.com/focus/chat/3233396/posts?page=102#102