Though several states, including Michigan, have decided to require natural gas companies to disclose the chemicals they use in hydrofracking, many of those state regs have loopholes in them.
“„Wyoming regulators have agreed to keep secret the identities of 146 chemicals used in hydraulic fracturing since disclosure rules went into effect nearly a year ago, according the the state’s oil and gas supervisor.
“„The Wyoming Oil and Gas Conservation Commission granted the trade secret exemptions to 11 companies, said Tom Doll, commission supervisor.