Article Photos: Oklahoma Oil and Gas Expo promotes education 1/5

Bob Steed, Yukon, looking at a natural gas compressor in the Sertco Industries booth at the Oklahoma Oil & Gas Expo being held at State Fair Park in Oklahoma City Thursday, Oct. 4, 2012.  Sertco Industries is located in Okemah, Oklahoma. Photo by Paul B. Southerland, The Oklahoman