Sputum ['spju.tÉm] is mucus that is coughed up from the lower airways. This process is known as sputilization. In medicine, sputum samples are usually used for microbiological investigations of respiratory infections and cytological investigations of respiratory systems.putum ['spju.tÉm] is mucus that is coughed up from the lower airways. This process is known as sputilization. In medicine, sputum samples are usually used for microbiological investigations of respiratory infections and cytological investigations of respiratory systems.
The most expensive Lego sets in the world. Lego's revenues grew by a quarter in 2015 as consumers spent Â£3.7bn on construction sets and building bricks. But toys aren't just for playing. Lego has turned out to be a better investment than gold or FTSE 100 shares, with rare sets racking up values in the thousands. These are the most expensive Lego sets in the world, according to price data from BrickPicker.com. Martin Divisek/Bloomberg.
âThe size and structural complexity of a freestanding model 42 times the size of one our retail sets was a challenge they could not resist.â. LEGO Star Wars is the original and most successful licensed product collection in The LEGO Groupâs history and remains among the best-selling global toy lines.