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Q4. a) illustrate with a diagram, how the engine room’s hyper mist or high-pressure fog firefighting system works. Describe the sequence of events that occurs during automatic activation of a Hyper Mist system. (12)

b) List the machinery spaces and equipment on a ship where a Hyper Mist system is typically installed. (4)

c) Explain the manual activation procedure for Hyper Mist system, both from the local control point and the main control panel. (4)