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Thursday, April 18, 2013

chemistry facts

* Liquid oxygen is blue.
* fish scales are a common lipstick ingredient
*some lipstick contains lead acetate or sugar of lead. This toxic lead compound makes the lipstick taste sweet.
*lobster blood is colorless until it is exposed to air. Then the blood appears blue.
*fresh egg will sink in fresh water. A stale egg will float

*about 78% of the average human brain consists of water
*urine fluoresces or glows under ultraviolet light
*the ethylene gas produced by a ripening apple ripens other apples as well as many other types of produce.
*Mars is red because its surface contains a lot of iron oxide or rust.

*you have chemoreceptors or taste buds on the inside of your cheek as well as on your tongue.
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