What must be installed to control the safety of flame effects in close proximity to cast members?

The main show control system with fail-safe manual enable is essential for managing the safety of flame effects in close proximity to cast members. This system allows the production team to control the flame effects actively while ensuring that there is a manual override capability in case of emergencies or unforeseen circumstances. The integration of a fail-safe feature is crucial as it provides a means of quickly disabling the flame effects to protect the cast members and audience if a situation arises that compromises safety.

Flame effects can be unpredictable, and having a robust control system helps ensure that any activated effects are closely monitored and can be immediately deactivated if necessary. This level of control is vital in maintaining a safe performance environment where cast members are at risk of injury from fire.

While a primary limit device, an automatic extinguishing system, and a supervisor station each play important roles in fire safety and risk management, they do not directly provide the same level of immediate and responsive control over the flame effects that the main show control system does. The primary limit device may prevent excessive heat or flame but does not enable operational control, while an automatic extinguishing system is reactive rather than proactive. A supervisor station is important for oversight but does not replace the necessity of having a direct control system in place.