Why was Copper, Brass and Bronze used so much in the Iron Age? After the advent of Iron copper and it's alloys continued to be indispensable for societies. This video is supported by my patrons over on Patreon https://www.patreon.com/Epimetheus1776
To listen while using other apps, switch the player to Picture-in-Picture (PiP) during playback — it keeps playing in a small floating window (the screen stays on).
To listen with the screen fully off, in-browser playback stops by YouTube's design. Open the video in the YouTube app to keep listening where background playback is supported (e.g. with YouTube Premium).
Open in YouTube app