closures,

Long burn time; Ideal for ambience or mood lighting in low light tabletop applications; Costs just pennies an hour to burn
Safer than solid wax candles because they eliminate the risk of thermal shock breakage associated with glass candle containers
Clean candlelight without candle mess; The best liquid wax lamp fuel available; Burns cleaner than solid wax candles; Non-staining, and no melted wax mess; Leaves no black soot on your lamps