There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
HAHN
Hahn, Otto Hahn
(noun) German chemist who was co-discoverer with Lise Meitner of nuclear fission (1879-1968)
Source: WordNet® 3.1
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25 March 2025
IMMOBILIZATION
(noun) fixation (as by a plaster cast) of a body part in order to promote proper healing; “immobilization of the injured knee was necessary”
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