The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
diethylene (countable and uncountable, plural diethylenes)
(organic chemistry, in combination) Two ethylene groups in a molecule
• ethylidene
Source: Wiktionary
5 June 2025
(verb) raise or support (the level of printing) by inserting a piece of paper or cardboard under the type; “underlay the plate”
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.