That's an excellent question, and your concern about safety is completely valid. Fortunately, yes, there are outdoor trash cans specifically designed with fire-retardant properties to help mitigate fire risks.
When you're searching for a truly fire-retardant option, look for cans that are explicitly labeled as such. Many are constructed from metals like galvanized steel or aluminum, which are naturally non-combustible. For plastic bins, the key is to find those made from fire-retardant resins or that have undergone special chemical treatments to resist ignition. The most reliable indicator is a safety certification from a recognized body like UL (Underwriters Laboratories). A UL listing for a trash can means it has been rigorously tested to meet specific fire safety standards.
Beyond the material, the design also plays a role. A secure, tight-fitting lid is crucial as it can help smother a small fire that starts inside the bin by cutting off its oxygen supply. For ultimate peace of mind, consider a bin with a built-in sand ash bucket if you frequently dispose of barbecue coals or smoking materials.
Remember, placement is part of safety too. Always keep your trash can a safe distance from your home, grill, or any other potential ignition source. While a fire-retardant bin significantly reduces risk, it is a vital layer of protection within a broader strategy of cautious outdoor fire management.