Verkkothe phrase “canary in a coal mine” is a metaphorical expression that refers to a sign or warning of impending danger or trouble. It originates from the. Verkkothis study offers new insights into combatting coal mining accidents by focusing on ‘soft’ human factors from the perspective of coal miners. Verkkometaphorically, when applied to jews, the phrase “canary in the coal mine” can thus be taken to signify that threats to jewish life represent. Verkkothe canary in a coal mine metaphor is often used to symbolize a warning or an indicator of danger. In coal mines, canaries were used to detect. Verkkothe phrase “canary in a coal mine” refers to an early warning of potential danger. Historically, miners used to carry canaries into coal mines. Verkkothe canary in the coal mine christal pollock, dvm, dipl abvp (avian) introduction the phrase canary in the coal mine denotes a person or thing that serves as an. Miners treasured canaries for their.