A fog machine (also called a smoke machine or haze generator) is a device used in theater, concerts, and events to create atmospheric effects. It produces a vapor that looks like fog or smoke, which helps make lighting effects more visible and creates mood or ambiance. Different types exist, from small portable units to large professional systems, and they can use various types of fluid to create different effects - from thick smoke to subtle haze. These machines are essential tools in modern entertainment lighting and staging, working together with lighting equipment to enhance visual effects.
Operated and maintained Fog Machine and Hazer systems for major concert tours
Programmed lighting cues integrating Fog Machine effects for theatrical productions
Supervised safety protocols for Fog Machine and Smoke Machine operation during live events
Typical job title: "Special Effects Technicians"
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Q: How would you design a fog effects plan for a large-scale touring production?
Expected Answer: Should discuss safety protocols, equipment placement, fluid consumption calculations, ventilation requirements, and coordination with lighting/sound departments. Should mention backup systems and troubleshooting procedures.
Q: How do you train junior technicians on fog machine operation and maintenance?
Expected Answer: Should explain teaching safety procedures, regular maintenance schedules, proper fluid handling, different effect types, and emergency protocols. Should emphasize importance of documentation and hands-on training.
Q: What factors do you consider when selecting a fog machine for different venues?
Expected Answer: Should discuss venue size, power requirements, desired effect type (haze vs. fog), ventilation systems, and local regulations. Should mention consideration of noise levels and fluid consumption rates.
Q: How do you troubleshoot common fog machine problems?
Expected Answer: Should describe common issues like clogging, uneven output, or poor dispersal, and their solutions. Should mention regular cleaning procedures and preventive maintenance.
Q: What are the basic safety considerations when operating a fog machine?
Expected Answer: Should mention proper fluid handling, maintaining clear paths around equipment, checking for adequate ventilation, and following manufacturer guidelines for operation.
Q: Describe the difference between fog and haze effects.
Expected Answer: Should explain that fog is thicker and creates dramatic effects while haze is lighter and used to make light beams visible. Should understand basic application of each.