Candle Making Terminology

Candle making is a fascinating craft that requires a deep understanding of not only its technical aspects and chemical properties but also its language. To help you communicate more effectively with fellow candle makers and to gain a better understanding of the craft, it’s essential to be familiar with the terminology used in candle making.

While some of the terms used in candle making may be confusing, particularly if you’re new to it, our in-house R&D team has compiled a comprehensive list of commonly used candle-making terms that are easy to understand and follow. Here are some of the key terms that you should know:

Afterglow: The smoking or glowing of a wick after the flame has been extinguished.

Aroma Compound: A chemical compound that produces a fragrance or an odor, usually found in fragrance oils.

Bridging: Occurs when a burning wick curls up and makes contact with the surface of the melt pool.

Burn Rate: The rate at which a candle burns, measured in grams per hour (g/h).

Double Pour: A candle pouring method where the candle is poured in two stages, allowing the wax to cool before pouring the second layer.

Essential Oil: A fragrant oil obtained by distilling plant extracts.

Frosting: An effect that occurs when the wax and fragrance oil solidify into different crystal forms, resembling frost on the candle’s surface.

Hot Throw: The fragrance emitted from a burning scented candle.

IFRA Statement: An informal name for the “Certificate of Conformity to IFRA Standards,” which outlines the maximum permitted levels of fragrance oil in various product categories.

Soot: A black powdery carbon deposit resulting from the incomplete combustion of candle wax and fragrance oils.

Tunneling: When the wax burns down the middle of the candle, leaving wax around the edges.

By familiarizing yourself with these and other candle making terms, you will be better equipped to create candles with the desired properties, and communicate with other candle makers effectively.

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