Aerosol-based products designed to verify the functionality of smoke detectors are commonly employed. These products deliver a controlled burst of simulated smoke particles directly to the detector, triggering an alarm if the device is operating correctly. For example, a short spray near the detector allows for immediate assessment of its responsiveness.
Regular verification of smoke detector operation is critical for ensuring fire safety. The consistent testing facilitated by these aerosol products provides confidence that detectors will function as intended in an actual fire event, potentially saving lives and minimizing property damage. Historically, alternatives like using lit matches or incense were unreliable and posed significant safety risks.