Waste cooking oil doesn’t have to go down the drain; it can be used to make candles, according to the creators of the Filt waste oil candle. Filt’s Tokyo office sits on top of the popular Chubby cafe.

When making scented candles, using high-quality fragrance oil is key to getting a potent aroma. Besides being available in lots of scents, each of the best fragrance oils for candles on this list ...

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It’s no secret that scent and mood are closely linked, and burning a candle can be a one-way ticket to a calmer, more relaxed state of mind. But could the wrong candle be doing more harm than good? It ...