Examlex
Which of the following elements is a liquid at room temperature?
General Purpose Emery Cloth
An abrasive cloth used for manual metalworking processes, such as smoothing or cleaning metal surfaces.
Right-angle Grinder
A handheld power tool used for grinding, cutting, and polishing, known for its right-angle gear head.
Sandpaper
An abrasive material consisting of paper or cloth with mineral grains fixed on its surface, used for smoothing or polishing surfaces.
Cranking Control Circuit
An electrical circuit in vehicles designed to facilitate the starting of the engine.
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