SI Technology Abbreviation

Silicon

Symbol:"Si" Atomic Number:"14" Atomic Mass: 28.09amu. Silicon is a delicate, non-metallic element. It is delicate because it is brittle. There is more silicon in the Earth's crust than any other element except oxygen. You will also find silicon in glass, pottery, computer chips, and bricks. A resin used in the binders of coatings. Also used as an additive to provide specific properties, e.g., defoamer.

Synthetic Intelligence

Safety Injection

The rapid insertion of a chemically soluble neutron poison (such as boric acid) into the reactor coolant system to ensure reactor shutdown.

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Semantic Interoperability

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Sensitive Information

Information, the loss, misuse, or unauthorized access to or modification of, that could adversely affect the national interest or the conduct of federal programs, or the privacy to which individuals are entitled under 5 U.S.C. Section 552a (the Privacy Act), but that has not been specifically authorized under criteria established by an Executive Order or an Act of Congress to be kept classified in the interest of national defense or foreign policy.

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