100% natural propellant. Eliminates odors and freshens. Febreze Air Effects actually eliminates even the toughest odors, so the odors don't come back, leaving your home smelling fresh. No CFCs and contains no phosphates. Questions? 1-800-308-Easy (3279). www.febreze.com. No CFCs. Contains no CFCs which deplete the ozone layer. Aluminum can. Please recycle.