When the Red Cross takes a pint of blood from a patriotic donor, the blood is centrifuged to separate the light-colored fluid (plasma) from the red blood corpuscles. The plasma60% of the blood's volumemay save a life in Africa; the red residue goes down the sewer, because red blood corpuscles quickly spoil. New York's Lederle Laboratories alone discard over 1,000 pints a day.
Dr. Warren Cooksey, technical supervisor of Detroit's blood bank, thought the red blood cells should be saved if possiblethey are the material needed in a large proportion of hospital transfusions (e.g., anemia), are ordinarily given to patients in whole...