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What Is Soda Ash?

Soda ash is the common name for sodium carbonate (with the chemical formula of Na2CO3). It is actually an acidic substance, with the physical properties of a crystallized heptahydrate. Soda ash can, however, be broken down into a monohydrate—like when it is in white, powdery form. Soda ash is made...

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What Is Sodium Benzoate?

Sodium benzoate is a kind of salt. It can be found in many foods, since it is used as a preservative. However, it is not frequently used as a flavoring, since too much can give the food and drinks a distinctly flavor. About 7 out of 10 people will detect sodium benzoate when it is added to food...

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What Is Sleet?

The word “sleet” is generally associated with winter, but its exact meaning varies. For Europeans, sleet means half-melted snow that has not yet reached the ground. For Americans, however, it’s wet snow that’s already accumulated (to their dismay) on streets, driveways and fields. In other words,...

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What Is Sulfur?

Sulfur is a chemical element with the symbol “S” and an atomic number of 16. It is considered to be a non-metal. It has a number of different ions, resulting in Sulfites (which are used in food processing) and sulfates (which are used in manufacturing). Sulfur can also be found in living organisms...

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What Is the Casimir Effect?

In 1948 a Dutch theoretical physicist named Hendrik Casimir predicted that two uncharged plates, when placed very close to each other in a vacuum, would have a tiny attractive force. Ten years later, his theory was validated by Marcus Spaarnay. Scientists eventually explained that the “Casimir”...

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What Is Washing Soda?

Washing soda is often used to remove stains from clothes. However, it is not the same as washing detergent. It is also nothing like baking soda, which is also used to remove stains. (Are you confused yet?) Washing soda is an alkaline with the chemical formula of Na2CO3. It is sometimes called...

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Wisconsin Fireball Omits Light and Sonic Boom

A Wisconsin Fireball omits light and sonic boom in the darkness of April 14, 2010 at approximately 10:00 p.m. The meteor, captured via a police dashboard recording, has shaken up residents in 5 states beneath its path. The meteor travelled east at an altitude of 6,000 to 12,000 feet and was seen...

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New Dinosaur Extinction Cause Theory

A new dinosaur extinction theory has been introduced by British researchers. A team of scientists lead by Gregory Price from Plymouth University studying fossils in Norway at the Arctic Svalbard discovered that a severe change in the Atlantic Gulf Stream during the Cretaceous Era caused sea...

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What Are Amino Acids?

Amino acids are the building blocks of life. These “protein blocks” combine to create chains that make up 75 percent of the human body. Without amino acids we would not exist—nor could we survive. Amino acids are crucial for practically every bodily function. In fact, almost all of the chemical...

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What Are Epsom Salts?

Epsom salts are actually magnesium sulfate (with the chemical formula MgS04-7H2O). It is a mineral that can be found in water. The name “Epsom” refers to a town in England where it was first distilled and marketed as a kind of all-around cure. Epsom salts are used as a bath salt. Many people will...