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.
6. Gundam Fix Platinum Toy Robot. Price: $250,000. By Bandai. Japanese toy maker Bandai sought the design skills of designer Ginza Tanaka (the one who also made the most expensive rocking chair) to come up with the most expensive toy robot in the world. Made in 2007, the Gundam Fix Platinum toy robot stands only 12.5 centimeters but weighs 1.4 kilograms due to its 89 parts made from 1,400 grams pure platinum. The robotâs eyes was made of 0.15 carat diamond. But just like mint boxed toys, the most expensive toy robot is ironically not meant to be played with as it is not for sale, but only to promote its commercially available versions. 5. Nintendo Wii Supreme. Price: Around $485,000. By Goldstriker International