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Fetal hemoglobin, or foetal haemoglobin (also hemoglobin F, HbF, or α 2 γ 2) is the main oxygen carrier protein in the human fetus. Hemoglobin F is found in fetal red blood cells , and is involved in transporting oxygen from the mother's bloodstream to organs and tissues in the fetus.
Vickers Wellington LN514 was a Vickers Wellington bomber built in 1943 in record time, as part of a British propaganda effort during the Second World War.. The bomber was constructed in 23 hours and 50 minutes, and took off 24 hours and 48 minutes after the first parts of the airframe had been laid down, beating the previous record of 48 hours set by an American factory.
Printed circuit board with the mark "94V-0" in the bottom-left corner. UL 94, the Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances testing, is a plastics flammability standard released by Underwriters Laboratories of the United States. [1]
The 514th Air Mobility Wing is a wing of the United States Air Force based at the McGuire AFB element of Joint Base McGuire-Dix-Lakehurst, New Jersey.The 514th is an associate Air Force reserve unit.