María Clara Zamora 2002 — Oral sensations and wine flavor

Citation And Scope

Zamora, M. C., and Guirao, M. (2002). Food Quality and Preference 13:275–283. PII S0950-3293(02)00037-X. Reviewed supplied PDF sheets 1–9; text extraction was readable. This is wine sensory evidence, not a whiskey blending experiment.

Methods And Findings

PDF2–3 (printed276–277): ten commercial Chardonnays—nine Argentine and one California comparator—were evaluated by 13 adults with six hours of training. Eighteen descriptors covered six oral attributes, ten odors and two holistic concepts. Samples were served covered at 8–9°C; repeated observations were collected. Preserve the difference between thirteen people and repeated ratings. PDF3–5: frequency of descriptor use and rated intensity answer different questions. Frequently selected persistency did not discriminate wines significantly. Body, flavor and oral descriptors were prominent. The body–alcohol association (rho .69) and body–flavor association (.98) across these wines are correlations, not causal or predictive equations. PDF5–8: an eleven-descriptor PCA separated associated descriptor groups, including sweet/apple/pineapple and body/vanilla/butter. Such proximity represents associations in this dataset; it does not identify compounds or prove a universal sensory mechanism. The first three components explain 81.09%, not the two displayed axes alone.

Critical Appraisal

The abstract mentions nine wines; methods and Table1 establish ten including the comparator. Sample selection, vintages, production and chemistry are confounded. Significant assessor and wine-by-assessor effects limit a simple consensus interpretation; two assessors were omitted in selected analyses. Selecting descriptors from the same data and multiple LSD comparisons limit confirmatory claims. The authors collapsed missing responses and minimum ratings in their frequency coding. Do not reproduce this in the Lab: missing, not perceived and a low intensity are distinct. Sourness and prickling can overlap in ordinary language without being identical physiological sensations. The chemical reference recipes are research methods, not ready-made home tasting instructions.

Blending Lab Application

Keep optional holistic impressions alongside separate aroma, taste, texture/astringency, warming and finish observations. Define the modality and scale. Do not erase uncommon descriptors merely because they fail to distinguish a small set of samples. Record individual observations before averaging. Teach aroma-associated sweetness separately from sweet taste. This paper supports a richer record structure; it does not establish a body predictor from ABV or a preferred blending ratio.

Research Connections

Sensory Evaluation Techniques — Methods, Critical Corrections And Academy Applications Whiskey sensory language should separate aroma, taste, and trigeminal sensation No access