sulfonation (countable and uncountable, plural sulfonations)
(chemistry) The replacement of a hydrogen atom of an organic compound with a sulfonic acid (-SO3H) functional group, often by reaction with sulfuric acid at high temperatures
Source: Wiktionary
26 January 2025
(verb) leave undone or leave out; “How could I miss that typo?”; “The workers on the conveyor belt miss one out of ten”
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
