Wind turbines convert wind energy to electricity for distribution. Conventional horizontal axis turbines can be divided into three components: 1  The rotor component, which is approximately 20% of the wind turbine cost, includes the blades for converting wind energy to low speed rotational energy.
Blood Banking & Donation. Blood banking refers to the process of collecting, separating, and storing blood. The first U.S. blood blank was established in 1936. Today, blood banks collect blood and separate it into its various components so they can be used most effectively according to the needs of the patient.
Under the Bank Security Act, banks must keep a detailed history of each checking and savings account for at least five years after the information is obtained. Banks must retain records of international transactions over $10,000, account statements, checks over $100, deposits over $100, signature cards and records needed to reconstruct transactions.