Not all friction reducers are created equal. And with dozens of varieties on the market, industry research suggests that oil and gas companies be choosy. Average production from Bakken wells completed more than 3 years after they were drilled was approximately equal to wells drilled a year before they were put into service, according to a study by the US Energy Information Administration. Colombia’s New Ambitions Include Caribbean and Shale Development, But Are They Achievable? Colombia is walking a thin line between becoming another fading petroleum province and Latin America’s next big success story.