In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
galvanoscope (plural galvanoscopes)
A device used to detect electric currents, particularly one using the deflection of a magnetic needle.
Source: Wiktionary
Gal*van`o*scope, n. Etym: [Galvanic + -scope: cf. F. galvanoscope.] (Elec.)
Definition: An instrument or apparatus for detecting the presence of electrical currents, especially such as are of feeble intensity.
Source: Webster’s Unabridged Dictionary 1913 Edition
9 October 2024
(noun) a volatile substance; a substance that changes readily from solid or liquid to a vapor; “it was heated to evaporate the volatiles”
In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.