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	Podcast:		BrainStuff
	Episode:		What do the yellow and black wires in a home telephone jack do?
	Category:		Science & Medicine
	Duration:		00:02:46
	Publish Date:		2014-05-14 15:54:46
	Description:		It only takes two wires to connect a phone, but most house wiring contains four wires. Check out this HowStuffWorks podcast to learn why. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.
	Total Play:		0