Coffee bean such fatty acids – 3-methyl-valeric acid (sour, green-herbaceous, unpleasant odor), acetaldehyde (pungent-nauseating odor, even when highly diluted, present in dried green coffee beans at concentrations of about 5 mg/kg), propanal (choking effect on respiratory system, penetrating-nauseating), butanal (nauseating effect, present in dried green coffee beans at 2 to 7 mg/kg), or pentanal (very repulsive nauseating effect). Coffee bean A coffee bean is a seed of the coffee plant and the source for coffee. It is the pit inside the red or purple fruit often referred to as a cherry. Just like ordinary cherries, the coffee fruit is also a so-called
Dandelion coffee Dandelion coffee Dandelion 'coffee' (also dandelion tea) is herbal tea used as a coffee substitute, made from the root of the dandelion plant. The roasted dandelion root pieces and the beverage have some resemblance to coffee in appearance and taste. Susanna Moodie explained how to prepare dandelion 'coffee' in her memoir of living in Canada, "Roughing it in the Bush" (1852), where she mentions that she had heard of it from an article published in the 1830s in "New York Albion" by a certain Dr. Harrison. Dandelion 'coffee' was later mentioned in a "Harpers New Monthly Magazine" story in 1886.