Chronology of Temperature and Pressure Measurement Technology

1592 Galileo Galilei builds a crude thermometer using the contraction of air to draw water up a tube.
1643 Evangelista Torricelli invents the mercury barometer.
1714 Gabriel Fahrenheit invents the mercury in glass thermometer.
1864 Antoine Becquerel suggests an optical pyrometer.
1892 Henri-Louis Le Ch\^atelier builds the first optical pyrometer.