How long are orange smoke signals approved for use?

Orange smoke signals are approved for use for a duration of 42 months. This approval period is defined by regulations governing safety signaling devices used in maritime operations. The extended shelf life of 42 months ensures that these signals remain effective and reliable for emergency situations, allowing mariners to maintain safety readiness.

Proper maintenance and timely replacement of safety equipment like orange smoke signals are critical, as they provide visual distress signals that aid in search and rescue operations. Knowing the correct duration of use helps crew members ensure they are equipped with reliable signaling devices that comply with maritime safety regulations.