Brainstuff
Why do most zippers say 'YKK' on the pull-tab?
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 0:02:16
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Sinopsis
Have you ever wondered why zippers often have the letters 'YKK' etched into them? Learn more about the Japanese company behind the tiny letters -- and the zippers -- in this episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.
