Operating your propane grill without a tank gauge is like driving your car without a gas gauge — when the fuel runs out unexpectedly, there’s a good chance you’ll be in a less-than-ideal situation.

QHow do I tell how much propane I have left in my gas grill tank? I grill once in a while and never know if I’m going to finish cooking on the grill or if it ends up in the microwave. I don’t want to ...