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CHM1051 MUM S1 2025 First year laboratory induction and safety quiz

Multiple choice

Fire Extinguishers Most of the fire extinguishers located throughout the laboratory are carbon dioxide fire extinguishers, since often, water should not be used on a fire in a chemistry laboratory. From the options below, select the types of fires where water should not be used.

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First, let's restate what the question is asking: which fire types require avoiding the use of water in a chemistry lab, given that CO2 extinguishers are common for such settings. Option b: Electrical fires. Water is a conductor of electricity, so spraying water onto an energized electrical fire can cause electric shock and potentially s......Login to view full explanation

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