Mercury is the only metal that remains in a liquid state at room temperature (around 25°C). It is commonly used in thermometers, barometers, and electrical switches due to its unique physical properties.
The only elemental metal that is liquid at room temperature is ______?
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This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.