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- 1. Mt. St. Helens
Top of Volcano Blown Off In Blast! 18/04/82. 60 people were killed today when Mt. St Helens blew its top Mt. St Helens erupted two years ago today in a blast that caused the volcano to be reduced by 451 metres (1313 feet). The volcano is south-western Washington and is part of the Cascade Range. Mt. St Helens had been dormant since 1859 and has let
2. Producing Steel
Purifying pig iron produces steel, to get rid of the many impurities during smelting. I am going to explain how this is done, and the uses of steel produced in four furnaces. BASSEMER CONVERTER This was made in England. Molten pig iron was change to steel when air was blown through it after it was remove from the furnace. Henry Bessemer demonstrate
3. Atomic Bomb In World War 2
During World War II the United States government launched a $2 billion project. This project, known as the Manhattan Project, was an effort to produce an atomic bomb. This project was taken on by a group atomic scientists from all over the world. The first atomic bomb was not tested at all. It was dropped on Hiroshima, Japan on August 6, 1945 kil
4. Chernobyl Revisted
On April 26, 1986 reactor #4 at the Chernobyl Nuclear Facility exploded. After this stunning catastrophy countries all around phased out nuclear energy entirely, due to fear of the same fate as Chernobyl. When Bill and the professor visited the site of the disaster it was clearly evident that the nuclear radiation present was not that much of a thr
5. Near Earth Objects
What are NEOs? Where do they come from? Do they pose any real threat to Earth? Can they provide viable space resources? All of these questions are now under investigation by planetary scientist. There are two highly recognized research programs that I will discuss with you. The Spaceguard program is sponsored and run by NASA Ames Space Science Divi