References (accessed 27/06/22):
classicfm.com - Why are they called soap operas – and what do they have to do with opera?
classicfm.com - The origin of 'soap opera'
Today I Found Out - Why soap operas are called soap operas
cincinnati.com - Our history: P&G put the ‘soap’ in 'soap opera'
Published: Monday, 27 June 2022
License: Creative Commons Attribution-NonCommercial 4.0