What is Selenium?
Selenium is a natural chemical element, and
Although selenium is poisonous to animals (including humans) in large quantities; in the proper amounts it plays an important role in keeping cells working properly.
Selenium is available from such foods as fish, eggs, nuts, meat, and cereal; as well as crab and lobster, among others.
Selenium deficiencies are sometimes found in people who live in areas where the mineral is lacking in the soils where local crops are grown. Certain areas of China have selenium deficient soil.
Selenium is considered a semi-metallic element, and some forms of selenium are excellent conductors of light; making it useful in certain photography processes and products.
Selenium is also used in some industrial processes; such as making glass, brass, and vulcanized rubber. Selenium also acts as a catalyst in a variety of chemical and laboratory tests and procedures.
written by Reenaa , June 13, 2010
Selenium is a portable software testing framework for web applications. Selenium provides a record/playback tool for authoring tests without learning a test ...