Discovering positive and negative attributes of extra virgin olive oil
Positive attributes

Fruity
Set of olfactory sensations characteristic of oil, dependent on variety of olives, from healthy fresh fruit, green or ripe, perceived directly or via retronasal.
Bitter
Flavour of oil obtained from green olives or olives turning color.
Picante/Spiciness
Tactile sensation characteristic of oils produced at the beginning of the year, primarily from olives that are still green.

Negative attributes

Fusty
Characteristic flavor of oil obtained from olives stored in piles that have undergone an advanced stage of anaerobic fermentation.
Mold moisture
Characteristic flavor of oil obtained from olives which have been developed fungi and yeasts due to moisture being stored in several days.
Borras
Characteristic flavor of oil that has been in contact with sediment in vats and tanks.
Winey
Characteristic flavor of certain oils reminiscent of wine or vinegar.
