Eagle 2 Gal. Type I Galvanized Steel Gasoline Safety Fuel Can, Red Bikes copper sulfate 87401635 copper sulfate The pail holds up to 14 days of cat litter (for one cat) and the included refill lasts up to 2 months and a half Galvanized Type I cans meet OSHA (Occupational Health and Safety Administration) and NFPA (National Fire Protection Association) Code 30 requirements and are UL (Underwriters Laboratories) and ULC (Underwriters Laboratories of Canada) listed and FM approved for safe handling and storage of gasoline and other flammable liquids spring closing lid with neoprene gasket vents a 5 psi (pounds per square inch) internal pressure