Filtration: nf Filtration is a technique that consists of clarifying a wine, stabilizing it microbiologically and giving it its shine. It is an essential step in the vinification of red wines and white wines. It was recommended some thirty years ago by the great French oenologist and researcher Émile Peynaud (1912-2004), who defined it as follows: filtration is a general clarification technique which consists of passing a cloudy liquid through ...
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