Sources and original illustrations

Primary references and the limits of this educational collection.

Primary references

• Consorzio Lambrusco: Denominations — Lambrusco denominations include different colors and sweetness styles; no single universal sweetness.
• Valpolicella Consortium: Wines — The consortium distinguishes Valpolicella, Ripasso, Amarone and Recioto and describes appassimento and ripasso.
• IVDP: Port Introduction — Ruby and tawny families emphasize different maturation styles; not a universal bottle-age requirement.
• IVDP: Special Port Categories — Vintage, LBV, colheita and age-indicated tawny labels identify different categories.
• INAO: Banyuls Traditionnel — Banyuls includes several colors and maturation styles; rimage and oxidative styles differ.
• UNESCO: Qvevri Wine-making — Qvevri identifies an earthenware vessel and Georgian cultural method, not one grape or compulsory color.
• WSET: Serving and Decanting FAQ — Serving and decanting considerations, including sediment separation and the limits of universal decanting rules.
• WSET: Serving Temperatures and Storage — Style-specific serving temperatures and cool stable storage conditions; not a guarantee for any bottle.
• WSET: Building Wine Tasting Skills — Acidity and tannin are distinguishable sensory components; tasting notes can separate observations.
• WSET: What Is Wine? — Wine composition and sensory vocabulary, including aroma resemblance and drying tannin.
• TTB: Wine Label Alcohol Content — Alcohol content is expressed by volume; US label tolerances exist. No full legal compliance advice.
• WSET: Finding a Wine You Like — Closure type alone does not rank wine quality; preferences, packaging and occasion inform choice.
• WSET: Takeaway Food Pairing — Food components and wine structure can interact; personal preference is not a universal pairing rule.
• WSET: Six Common Wine Myths — Most wine is intended for relatively early enjoyment rather than automatic long-term improvement.

Original visual material

The diagrams in this edition are original SVG illustrations explaining the sequence or decisions in each guide. They do not show a laboratory experiment, a personal trip or a tested product result. No photographs from the linked sources are reproduced.

Check the source in context

References were consulted during preparation of this edition. A source may cover a broader or narrower question than a particular guide; the support notes above explain why it is listed. Read the original for methodology, exceptions and updates.