Detection challenges exclusivity, not proof of a unique alternative cause; historical analytical methods retained.
Comparative historical evidence; source layers and limitations are recorded in the related Literature Note.
The report says a direct-fire explanation was challenged by similar products in steam-jacket spirit and that furfural was also detected in grain whisky, undermining an exclusive pot-still interpretation.
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The Chemistry of Whisky, Revenue Review 5 (1905–1906), reporting Schidrowitz and Kaye, as reproduced by Barker
Fresh review29September2026 against277-page PDF SHA256 f074ba4591588123783daec22e0bdc4e031635dd3ae77ec8acf1ac220b748195. All pages read/visually surveyed;71details. Original periodicals uncollated. Detection challenges exclusivity, not proof of a unique alternative cause; historical analytical methods retained.
Paraphrase
The report says a direct-fire explanation was challenged by similar products in steam-jacket spirit and that furfural was also detected in grain whisky, undermining an exclusive pot-still interpretation.
Evidence trail
Verification concerns fidelity to this reproduction, not independent validation of its claims.