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.
stratums
plural of stratum
Source: Wiktionary
Stra"tum, n.; pl. E. Stratums, L. Strata. The latter is more common. Etym: [L., from sternere, stratum, to spread; akin to Gr. Strew, and cf. Consternation, Estrade, Prostrate, Stratus, Street.]
1. (Geol.)
Definition: A bed of earth or rock of one kind, formed by natural causes, and consisting usually of a series of layers, which form a rock as it lies between beds of other kinds. Also used figuratively.
2. A bed or layer artificially made; a course.
Source: Webster’s Unabridged Dictionary 1913 Edition
27 June 2024
(noun) a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution; “he used a solution of peroxide and water”
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.