Lava rocks are not required for use on a gas barbecue. Lava rocks are used to help create the traditional smoky barbecue flavor from the fats that drip onto them and then evaporate. Common grills today use vaporizer bars that are placed above the flames instead of lava rocks.
Other rocks are not safe to use with gas barbecues because they can retain internal moisture that expands when heated, causing potential explosion. Don McGlaughlin, owner of the Chicago Combustion Corporation, invented the gas grill known as the LazyMan in the early 1950s. He picked up some lava rocks from his garden and placed them in the grill when he was creating his invention.Learn More
A gas grill uses propane to light one or more rows of flame beneath the cooking surface. Some gas grills have briquettes that sit on a second grill over the flames, while others do not.Full Answer >
To start a gas lawn mower, pull the cord located on top of the engine or alongside the handlebar. Make sure your feet are not under the mower.Full Answer >
An infrared gas grill uses a gas-heating element to heat a solid surface that is located inside the grill. The heat from the surface radiates infrared waves directly into the food on the grate of the grill. The gas-heating element also heats the air inside the grill to create a small amount of convection to help cook the food.Full Answer >
Clean a gas grill with a wire brush, a grill stone, a mild dishwashing solution, a sponge, a scouring pad and a cloth. Begin with the grill's interior, then clean the exterior of the grill to maintain its appearance.Full Answer >