Decaffeinated coffee comes from a chemical process that takes out caffeine from the beans. Pharmaceutical and soda companies buy the extracted caffeine.
tetrads
plural of tetrad
• dartest, started, tradest
Source: Wiktionary
Tet"rad, n. Etym: [L. tetras, -adis, Gr. tétrade.]
1. The number four; a collection of four things; a quaternion.
2. (Chem.)
Definition: A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad.
Source: Webster’s Unabridged Dictionary 1913 Edition
30 January 2025
(noun) a severe dermatitis of herbivorous domestic animals attributable to photosensitivity from eating Saint John’s wort
Decaffeinated coffee comes from a chemical process that takes out caffeine from the beans. Pharmaceutical and soda companies buy the extracted caffeine.