Each person or organisation who agrees to do something in a contract is called a party. An agreement, or a contract, says what you and the other person or organisation have agreed to do.It is a written list of the promises you have made. The best form of contract is written on paper and signed by each party.Some examples of contracts include: contract is used when people or organisations have agreed to do something together. A contract is often used to: 1  say what is expected of you. 2  say what you expect of the other person or organisation. 3  protect each otherâs needs and rights.
Beryllium improves many physical properties when added as an alloying element to aluminium, copper (notably the alloy beryllium copper), iron and nickel.Tools made of beryllium copper alloys are strong and hard and do not create sparks when they strike a steel surface.t is a divalent element which occurs naturally only in combination with other elements in minerals. Notable gemstones which contain beryllium include beryl (aquamarine, emerald) and chrysoberyl. As a free element it is a steel-gray, strong, lightweight and brittle alkaline earth metal.
Beryllium is a chemical element that has an atomic symbol of Be and atomic number of 4. Given its group on the periodic table, it is classified as an alkaline earth metal. This type of metal refers to elements that have the similar properties of being shiny and slightly reactive.acts About Beryllium. Fact #1: It is considered to be one of the lightest elements, in terms of weight. Fact #2: During the discovery of beryllium in the 1700s, it was first learned that the beryl mineral (when combined with emerald) produced a sweet-smelling substance.