Noble gas as in other metallurgical processes and in the production of silicon for the semiconductor industry. Noble gases are commonly used in lighting because of their lack of chemical reactivity. Argon, mixed with nitrogen, is used as a filler gas for incandescent light bulbs. Krypton is used in high-performance light bulbs, which have higher color temperatures and greater efficiency, because it reduces the rate of evaporation of the filament more than argon; halogen lamps, in particular, use krypton mixed with small amounts of compounds of iodine or bromine. The noble gases glow in distinctive colors when used inside gas-discharge lamps, such
The Adventure of the Noble Bachelor The Adventure of the Noble Bachelor "The Adventure of the Noble Bachelor", one of the 56 short Sherlock Holmes stories written by British author Sir Arthur Conan Doyle, is the tenth of the twelve stories collected in "The Adventures of Sherlock Holmes". The story was first published in "Strand Magazine" in April 1892. The story entails the disappearance of Hatty, Lord St. Simon's bride on the day of their marriage. She participates in the wedding, but disappears from the reception. The events of the wedding day are most perplexing to Lord St. Simon as it seemed to him that his