The type of wax used significantly impacts the candle's performance and environmental footprint. Most common, strongest "scent throw" (how much it smells). Derived from petroleum; may produce more soot. Soy Wax Eco-friendly, burns slower and cooler, longer-lasting.

: Look for natural wax blends (e.g., soy, coconut, beeswax) for a cleaner, longer burn.

: When lit, the flame should be bright and vivid, not flickering excessively or producing heavy black smoke.