Are “safety cans” created equally? Nope, and which UL standard they meet will dictate how much “safety they provide.”
OSHA’s 1910.106 defines a “safety can” as
| Safety can shall mean an approved container, of not more than 5 gallons capacity, having a spring-closing lid and spout cover and so designed that it will safely relieve internal pressure when subjected to fire exposure. |
NFPA has a slightly different definition: