Why don’t gas grills use lava rocks anymore?

Why don't gas grills use lava rocks anymore?

Why don’t gas grills use lava rocks anymore? For years, this¬†gas grill¬†industry’s traditional wisdom had been that smoke which will flavor foods that offer a more grilling encounter would be produced by drippings falling onto a surface. This barrier had been made out of a coating of lava stones or briquettes heated by the batter. … Read more Why don’t gas grills use lava rocks anymore?