Materials engineering
Mercury is a common element that is found naturally in a free state or mixed in ores. Because mercury is very dense, expands and contracts evenly with temperature changes, and has high electrical conductivity, it has been used in thousands of industrial, agricultural, medical, and household applications. Major uses of mercury include dental amalgams, tilt switches, thermometers, lamps, pigments, batteries, reagents, barometers, manometers, and hydrometers. […]