These small, usually brightly coloured tags serve a crucial security perform in aviation. Sometimes connected to elements like pitot tubes, management locks, and security pins, they act as distinguished reminders to take away essential security units earlier than plane operation. For instance, a tag could be discovered on a pitot tube cowl, signaling its elimination earlier than flight to make sure correct airspeed readings.
Their extremely seen nature and concise message contribute considerably to stopping doubtlessly catastrophic accidents by making certain crucial pre-flight checks aren’t ignored. This apply originated within the navy and has since change into a regular security process throughout the aviation trade, highlighting its confirmed effectiveness in mitigating dangers. These tags aren’t restricted to plane and will be present in different industries the place security procedures and checklists are important.