Lightstruck Beer Flavour Standard
Importance of Lightstruck Beer Flavour Standard
Lightstruck is an off flavour or taste in beer.
Origins of flavour
Formed in beer on exposure to either daylight or artificial light. Beers that have been bittered exclusively with chemically modified hop bitter acids do not develop this lightstruck flavour.
Remarks
The character can be detected more easily if the glass is held at arms length from the nose while assessing the aroma.
Associated terms
- Skunky
- Sunstruck
Analysis
- Gas Chromatography
- Sensory analysis
Typical concentration in beer
- 1 - 5 ng/l, beers kept in the dark
- 0.01 - 1.5 µg/l, beers exposed to light
Approximate flavour threshold
- 4 ng/l
Beer flavour wheel number
- 0724
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