How to Keep Your Flame Alive (Literally!) Candles are delicate creatures — especially those made with natural ingredients , no synthetic additives, and absolutely no petroleum (we don’t do toxic love stories here).And like all good things in life, they need a little TLC to shine their brightest. Whether you’ve just poured your own at one of our Vela Studio workshops or bought a natural candle from another maker, here’s how to keep your flame happy, safe, and gorgeous from t