HGD Fire Starter, Natural Fire Starters for BBQ, Campfire, Fireplace, Charcoal, Wood Stove, Chimney, Fire Pit, Grill, Smoker, Indoor Outdoor Use. VERSATILE APPLICATIONS: These premium fire starter squares are ideal for multiple uses: BBQ grills, fire pits, fireplaces, campfires, bonfires, chimney lighters, wood stoves, smokers, pizza ovens and more—suitable for both indoor and outdoor use.