Disconnect the tank after each use for my gas grill

Reveal the Top Secret Original BBQ Sauce Recipe The instructions for my gas grill say to disconnect the tank after each use. Do I really have to do this? It’s my first gas grill, I just bought it this weekend. I’ve only used it once. Recommended ReadingOutdoor Barbecue GrillsGas grill work with a 2.5 gallon [...]