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 no circumstances should blood be put in any refrigerator outside the Blood Bank. Blood drawn for a Type and Screen will be held for 72 hours. Any time during this 72-hour period, blood drawn for the type and screen may be used to crossmatch blood for patient use. Crossmatched blood will be held for 48 hours in the Blood Bank.