Sentence examples for third rail from inspiring English sources

The phrase "third rail" is correct and commonly used in written English.
The phrase "third rail" typically refers to a topic or issue that is considered controversial or sensitive, and therefore should be approached with caution. It can also refer to a source of danger or potential disaster. Example: "The politician's stance on immigration is seen as a third rail in their party, with many members disagreeing on the best approach." "In Hollywood, discussing pay inequality among actors is often considered a third rail, as it can lead to tension and backlash within the industry."