The Test That Reads Whether Wine’s Sugar Came from Grapes or a Sack
A taster can be fooled; a molecule can't. Since 1981, SNIF-NMR reads a deuterium signature in wine's alcohol to tell whether the sugar started as grapes or came out of a sack.
Ken Wytsma2026-07-30T11:16:41+00:00Categories: Ancient Wine History|Tags: chaptalization, isotope analysis, wine authentication, Wine Fraud, wine science|
