He discovered a method of supercooling water, and 
He discovered a method of supercooling water, and showed that liquids have characteristic boiling points which vary with atmospheric pressure. A glassblower in Holland, he worked with alcohol thermometers before his 1714 invention of the first mercu  ry thermometer. FTP, name this German scientist, whose scale of temperature uses the melting temperature of a mixture of ice and salt and the temperature of the human body as reference points.
He discovered a method of supercooling water, and showed that liquids have characteristic boiling points which vary with atmospheric pressure.
Gabriel {Fahrenheit}