Packaging

 

Life Under Screwcap

January 2009
 
by Tim Patterson
 
Sulfides
 
Although screwcaps don't put wine at risk for cork taint, they cut off the supply of oxygen to bottled wine, which can bring unpleasant sulfide aromas to the surface.
When bottling under screwcap started to make a splash a decade ago, the promise was that the wine in your glass would be exactly the wine that left the cellar in a bottle--no chance of cork taint (since there was no cork), no wine leaking out, no oxygen leaking in, just the finest product of the winemaker's art, perfectly preserved. After all the misery inflicted on generations of winemakers and wine drinkers by moldy corks, the screwcap vision sounded too good to be true.
 

 
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