What Happened to the Canary in the Coal Mine? The Story of …
2024年3月7日 · In the mine, a canary’s collapse let workers know there was poisonous gas in the air and gave them some warning time to evacuate.
expressions - What is "a canary in a coal mine"? - English …
2013年2月4日 · A canary in a coal mine is an advanced warning of some danger. The metaphor originates from the times when miners used to carry caged canaries while at work; if there was any methane or carbon monoxide in the mine, the canary would die before the levels of the gas reached those hazardous to humans.
What does It Mean to be a “Canary in a Coal Mine”? - Spiegato
The phrase “living like a canary in a coal mine” often refers to serving as a warning to others. The actual canary had little control over its fate, but it continued to sing anyway. In one sense, living this way indicates a willingness to experience life’s dangers without compromise.
The time ‘a canary in a coal mine’ meant exactly that
2020年10月19日 · The time ‘a canary in a coal mine’ meant exactly that The Coal Miner's Canary monument in Trinidad, Colorado, recognizes the important role these birds played in keeping miners safe by detecting deadly gases in America's coal mines.
ELI5: Why did coal miners bring canaries into the mines with them?
2020年12月18日 · Poisonous gas (explosive) released from coal mines causes canaries to feel unwell quicker than humans and they may fall off their perch a sign for the miners to clear out of the mine in a hurry.
Understanding the Idiom: "canary in a coal mine" - Meaning, …
The phrase “canary in a coal mine” is an idiom that has been used for centuries to describe a warning sign or an early indicator of danger. This expression comes from the practice of using canaries to detect toxic gases in coal mines.
meaning and origin of ‘canary in the coal mine’ - word histories
2018年3月31日 · It refers to the former practice of taking live canaries into coal mines to test for the presence of toxic gases, particularly carbon monoxide, the illness or death of the canaries serving as an indication that such gases were present.
canary in a coal mine - Wiktionary, the free dictionary
2024年11月10日 · An allusion to caged canaries (birds) that miners would carry down into the mine tunnels with them. If dangerous gases such as carbon monoxide collected in the mine, the gases would kill the canary before killing the miners, thus providing a …
Canary in a coal mine: Understanding the historical significance
2023年12月6日 · The historical significance of the canary in a coal mine lies in its role as a symbol of sacrifice and protection. These small birds gave their lives to safeguard the well-being of miners, highlighting the need for constant vigilance and the importance of recognizing and addressing potential risks. The Importance of the Canary in a Coal Mine
How Did the Canary Come To Be Associated With Coal Mines?
Heeding Haldane’s recommendation, British miners began taking canaries into the coal mines — carried in small metal or wooden cages — to detect the presence of odorless carbon monoxide. If the canary showed any signs of distress (or if it suddenly died), it was a clear sign to the miners that conditions were unsafe and the mine should be evacuated.