What is flammable vapor ignition?

FLAMMABLE VAPORS ARE A SERIOUS SAFTEY HAZARD!

• Store flammable liquids in well-sealed containers outside.
• Do not use gasoline, cleaning fluids, oil-soaked rags, or other flammable liquids inside a building where propane appliances are located.

PROPANE VAPORS CAN BE DANGEROUS. Propane vapor is also combustible and can ignite explosively. Keep propane storage containers closed. Never store propane cylinders in an enclosed area, or near a heat or ignition source.