Whether invented at the U.S. Army Natick Soldier Systems Center or by subcontracted private companies, many processed foods now common in civilian life were first created by and for the military-industrial complex. SPAM: Hormel Foods Corporation invented the world’s most famous canned meat in 1937 to offload a surplus of pork shoulder. SPAM, for “spiced ham,” took off in a big way, though, when the U.S. military purchased 150 million pounds of the stuff for troops during World War II. Since then, the processed meat has become ubiquitous around the…