Talk:Sour crude oil

The price per barrel of oil that we usually see quoted is for "sweet" crude. Sweet crude is more valuable than sour. Is there an index which tracks the price of sour crude oil?

Effects of hydrogen sulphide.
I think the effects need reordering or rewording. At present, apparently: Personally, I wouldn't be too concerned about paralysis and loss of smell if I was already dead... Wardog (talk) 11:32, 24 March 2011 (UTC)
 * Low concentrations smell like rotter eggs.
 * High concentrations kill you instantly
 * Higher concentrations paralyze you and destroy your sense of smell.