Type O-negative blood is called the universal donor type because it is compatible with any blood type. Type AB-positive blood is called the universal recipient type because a person who has it can receive blood of any type.People over age 69 receive half of all transfusions of whole blood and red blood cells, according to the National Blood Data Resource Center (NBDRC).ype AB-positive blood is called the universal recipient type because a person who has it can receive blood of any type. People over age 69 receive half of all transfusions of whole blood and red blood cells, according to the National Blood Data Resource Center (NBDRC).
Baekeland married CÃ©line Swarts, the daughter of his professor Theodore Swarts and Celine (Platteau) Swarts, on August 8, 1889. They had three children, George, Nina, and Jenny.</p><h2>Career</h2><p>In 1889 Baekeland and his wife took advantage of a travel scholarship to visit universities in England and America.
During his stay in America, Fazlur Khan met and fell in love with artist Liselotte Anne Olga Turba, an Austrian emigrant from Vienna, who had a degree in Biology. They married in August 1959 after Liselotte traveled all the way to Pakistan from US.