Spontaneous Osteonecrosis of the Knee - SONK. Also known as: Ahlbackâs disease. A condition of unknown aetiology characterized by the development of an area of osteonecrosis on the weight-bearing surface of the medial femoral condyle.
Friday 8 November 2013 09.16 EST First published on Friday 8 November 2013 09.16 EST. When 33 Chilean miners were hauled to the surface after 69 days trapped in a collapsed copper mine in 2010, more than a billion people around the world tuned in to watch as the rescue was broadcast live on television.
The PEPCON disaster was an industrial disaster that occurred in Henderson, Nevada on May 4, 1988 at the Pacific Engineering and Production Company of Nevada (PEPCON) plant. The conflagration and subsequent explosions killed two people, injured 372 others, and caused an estimated US$100 million of damage.