In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.
disulfide (plural disulfides)
(organic chemistry) A functional group with two sulfur atoms bonded to one another, described by the following formula: R–S–S–R'.
(inorganic chemistry) The anion −S–S−.
(inorganic chemistry) A binary compound of sulfur and another element in the ratio 2:1 (formula XS2).
• (anion −S–S−): bisulfide (dated)
• fluidised
Source: Wiktionary
3 April 2025
(noun) an assemblage of parts that is regarded as a single entity; “how big is that part compared to the whole?”; “the team is a unit”
In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.