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
The Man Who Invented Christmas (film) The Man Who Invented Christmas (film) The Man Who Invented Christmas is a 2017 biographical drama film directed by Bharat Nalluri and written by Susan Coyne based on the book of the same name by Les Standiford. It stars Dan Stevens, Christopher Plummer, and Jonathan Pryce. The plot follows Charles Dickens (Stevens) at the time when he wrote "A Christmas Carol", and how Dickens' fictional character Ebenezer Scrooge (Plummer) was influenced by his real-life father, John Dickens (Pryce). It was released by Bleecker Street in the United States on 22 November 2017 and in the United Kingdom on 1 December