Mechanical Engineering

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Skidmore, Owings & Merrill. Skidmore, Owings & Merrill (SOM) is a global architectural, urban planning, and engineering firm. It was founded in Chicago in 1936 by Louis Skidmore and Nathaniel Owings; in 1939 they were joined by engineer John O. Merrill.

Definition. In mechanics of materials, the strength of a material is its ability to withstand an applied load without failure or plastic deformation. The field of strength of materials deals with forces and deformations that result from their acting on a material.