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.
Weâve seen a teaser image for LEGO Nexo Knights earlier and now, we finally have some official images! As one of the new lines to be released in 2016, a variety of sets will be released with prices ranging from $9.99-$99.99 USD. Full official LEGO press release for the new Nexo Knights line is available below.he next set to be released in the LEGO Creator Expert Modular series will be 10251 Brick Bank. Fans will be able to add this all new bank building to their street layouts!