Mercury-in-glass thermometer Mercury-in-glass thermometer The mercury-in-glass or mercury thermometer was invented by physicist Daniel Gabriel Fahrenheit in Amsterdam (1714). It consists of a bulb containing mercury attached to a glass tube of narrow diameter; the volume of mercury in the tube is much less than the volume in the bulb. The volume of mercury changes slightly with temperature; the small change in volume drives the narrow mercury column a relatively long way up the tube. The space above the mercury may be filled with nitrogen gas or it may be at less than atmospheric pressure, a partial vacuum. In order to calibrate
Daniela Mercury 2015's Carnival of Salvador. The single is the first single to the fifteenth studio album by the singer titled "Vinil Virtual", released November 27, 2015 by the label Biscoito Fino. In 1984, at 19, Mercury got married to electronic engineer Zalther Portela Laborda Póvoas, her high school boyfriend. The next year, on September 3, 1985, she gave birth to their first child, Gabriel (who is also a singer and songwriter). The following year, she gave birth to a girl named Giovana (who is now a dancer in Mercury's ensemble). In 1996, Mercury and Póvoas divorced. That same year, she was