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.
W. W. Grainger. >. W. W. Grainger branch, Ann Arbor, MI. W. W. Grainger, Inc. is a Fortune 500 industrial supply company founded in 1927 in Chicago. The Company is a business-to-business distributor of products used to maintain, repair and operate facilities.