Synonym for petroleum clay; see there.
Term (also Juchtenton or Kerosinton) for a characteristic smell and taste in especially white wine. However, this must not be confused with firn (aged firn). Petrol tone is reminiscent of mineral oil (paraffin), paraffin or petrol or tanned leather (leather tanned using birch bark tar substance). Petrol tint mainly occurs in white wines from the Riesling variety from physiologically ripe grapes with a high content of carotenoids. This is promoted by high...
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