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.
durometers
plural of durometer
Source: Wiktionary
Du*rom"e*ter, n. Etym: [L. durus hard + -meter.]
Definition: An instrument for measuring the degree of hardness; especially, an instrument for testing the relative hardness of steel rails and the like.
Source: Webster’s Unabridged Dictionary 1913 Edition
17 January 2025
(verb) conform one’s action or practice to; “keep appointments”; “she never keeps her promises”; “We kept to the original conditions of the contract”
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.