Best Answer: In the most common form of atomic bomb uranium 235 is split by striking it with a low energy neutron. Generally the heavier an element the easier it is to split its atom (fission).
Grainger's headquarters is located in Lake Forest, Illinois.
SWIFT AND COMPANY. SWIFT AND COMPANY. Swift and Company, headquartered in Fort Worth, was a major branch of the nation's leading nineteenth-century meat-packing firm and one of the nation's Big Four meat-packers of the early 1900s. The company was founded in Chicago in the 1880s by Gustavus Franklin Swift, inventor of the refrigerated railway car.