Jean-Manuel Duvivier  MY NOSE STARTED to quiver as my eyes,
already bloodshot, screwed up in reflex in preparation for an
almighty, juddering sneeze. I was sitting in a café on the
outskirts of a major wine growing region in France. It was
evening and after a long day's wine tasting we had finally
ordered our food and were ready to unwind and enjoy the first
glass of wine that we didn't have to spit out. Only I was
sneezing, uncontrollably.  "I do apologize," I said to the rest
of the table, a mixed company of négociants and wine importers.
"It must be all that sulfur in the young wine we tasted."
"Nonsense!" came the riposte. "There was certainly sulfur in the
wines you tasted but it's highly unlikely that it's causing your
sneezing fit," said one importer, with the weary expression of
someone who has been down this road before.  Drinking Now: Three
Summer Whites  Click to view interactive.  He was right. Later,
I decided to research likely causes for my sneezing and found
that it could have been the alcoho