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.
Bionicle was discontinued in 2010 and subsequently âreplacedâ by a successor toy line called Hero Factory, which featured a similar building system.he Bionicle franchise was well received over its venture and became one of the Lego Group's biggest-selling properties. At the time of its launch, one reviewer described the sets as A good combination of assembly and action figure. and first-year sales of Â£100 million ($161.7 million).