The contrast uses a colorant/dye introduced with an IV during your MRI. No contrast is just a MRI without an IV. The dye is used to be able to see more detail.he contrast uses a colorant/dye introduced with an IV during your MRI. No contrast is just a MRI without an IV. The dye is used to be able to see more detail.
George Dewey. George Dewey (December 26, 1837 â January 16, 1917) was Admiral of the Navy, the only person in United States history to have attained the rank. He is best known for his victory at the Battle of Manila Bay during the SpanishâAmerican War.
The Dewey Decimal System was created by 21-year-old Melvil Dewey and copyrighted in 1876. Born December 10th, 1851 in Adams Center, New York; his Dewey Decimal system revolutionized the libraries across the world. Melvil is considered the âFather of Modern Librarianshipâ and, more than any other individual, the founder of the library science.