British miners are ordered to replace canaries with electronic carbon monoxide sensors - December 30th, 1986 - a podcast by iHeartRadio & HowStuffWorks
from 2021-12-30T10:00
::
::
On this day in 1986, a British mining tradition came to an end when legislation officially ordered that all live canaries be released from the nation’s coal mines.
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com
Further episodes of This Day in History Class
Further podcasts by iHeartRadio & HowStuffWorks
Website of iHeartRadio & HowStuffWorks