CORPUS CHRISTI, Texas (AP) — Four contract workers have suffered burns in a flash fire at an Enterprise Products Partners LP natural gas processing plant in South Texas.

Company spokesman Rick Rainey says the accident happened Tuesday afternoon at the Enterprise Products Shoup (shoop) plant in Corpus Christi. Rainey told the Corpus Christi Caller-Times (http://bit.ly/1gkn5X0 ) that the workers were changing a component designed to filter the gas stream when the fire happened.