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
Coffee production in Ethiopia The coffee plant, Coffea arabica, originates in Ethiopia. According to legend, the 9th-century goatherder Kaldi discovered the coffee plant after noticing the energizing effect the plant had on his flock, but the story did not appear in writing until 1671 and is probably apocryphal. Ethiopia is the world's seventh largest producer of coffee, and Africa's top producer, with 260,000 metric tonnes in 2006. Half of the coffee is consumed by Ethiopians, and the country leads the continent in domestic consumption. The major markets for Ethiopian coffee are the EU (about half of exports), East Asia (about a quarter) and North