Overview of Function Security. Function security is the mechanism by which user access to applications functionality is controlled. Oracle Applications GUI-based architecture aggregates several related business functions into a single form.
The US nickel has been 21.2 mm in diameter ever since 1883.
Nickel has a long history of being used in coins. The US five-cent piece (known as a ânickelâ) is 25% nickel and 75% copper. Finely divided nickel is used as a catalyst for hydrogenating vegetable oils. Adding nickel to glass gives it a green colour.