Safety lamp it. Air is drawn in and descends just inside the glass, passing up through the flame in the centre of the lamp. The outer casings of lamps have been made of brass or tinned steel. If a lamp bangs against a hard piece of rock a spark could be generated if iron or untinned steel were employed. Within months of Clanny's demonstration of his first lamp, two improved designs had been announced: one by George Stephenson, which later became the Geordie lamp, and the Davy lamp, invented by Sir Humphry Davy. Subsequently, Clanny incorporated aspects of both lamps and produced
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