In the context of flame effects, what does "automatic ignition" mean?

Automatic ignition refers to a process where ignition occurs without the need for a pilot light or manual intervention. This means that the system is designed to ignite fuel automatically when certain conditions are met, such as the presence of an electrical spark or a controlled temperature increase. This feature is particularly advantageous in flame effects as it enhances the reliability and consistency of ignition, which is crucial for performances involving live audiences.

In flame effects, relying on automatic ignition can significantly reduce the risks associated with manual lighting methods, where human error could lead to unsafe conditions or delays. Therefore, understanding that automatic ignition facilitates a seamless and more controlled ignition process aligns with the principles outlined in NFPA 160, which emphasizes safety and effectiveness in flame use before an audience.

The other options do not accurately capture the essence of automatic ignition; for instance, manual intervention explicitly contradicts the definition of automatic ignition, and while safety features are important in flame effects, not every flame effect system uses automatic ignition as a primary safety measure. Similarly, the notion that it is a rare feature in older equipment does not reflect the ongoing advancements in technology that have made automatic ignition more common and reliable in modern flame effect applications.