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Which president officially named the White House - Some Interesting random Questions and their answers - Part 5

2 years ago | gknowledge

 Which president officially named the White House - Some Interesting random Questions and their answers - Part 5

When was nitroglycerin invented?
History: The Italian chemist Ascanio Sobrero first made nitroglycerin in 1847, by adding glycerol to a mixture of concentrated nitric and sulfuric acids. Sobrero's face was badly scarred due to an explosion in the 1840s. Read Full Article


What causes the color of the red sea?
Located between the East African coast and the Saudi Arabian peninsula, the Red Sea got its name because of a type of algae called Trichodesmium erythraeum, which is found in the sea. When these blooms of algae die off they appear to turn the blue-green color of the ocean to a reddish-brown. Read Full Article


What is the percentage of water in bones?
* The human body is more than 60 percent water. Blood is 92 percent water, the brain and muscles are 75 percent water, and bones are about 22 percent water. * A human can survive for a month or more without eating food, but only a week or so without drinking water.  Read Full Article


How many trees are cut down in a minute?
This corresponds to a loss of approximately 100 acres or 2,000 trees per minute. An estimated 140 species of rainforest plants and animals go extinct every day.  Read Full Article


Which president officially named the White House?
At various times in history, the White House has been known as the "President's Palace," the "President's House," and the "Executive Mansion." President Theodore Roosevelt officially gave the White House its current name in 1901.  Read Full Article 


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