The Oklahoma LP Gas Research, Marketing and Safety Commission
www.oklpgas.org

The National Propane Gas Association
www.npga.org

Propane Education and Safety Council
www.propanecouncil.org

Propane Kids
www.propanekids.com

PERC Agriculture
www.propane.com/agriculture

PERC Fuel
http://www.propane.com/on-road-fleets/

Build With Propane
http://www.buildwithpropane.com/

Propane Safety
http://www.propanecouncil.org/safety-and-training/

The Oklahoma LP Gas Administration
http://lpgas.ok.gov