Afterglow
A wick may tend to “glow” and burn down slightly even after it has been extinguished.

Burn Rate
The amount of wax consumed per hour in grams.  Burn time:  The amount of time it takes for the wax in a candle to be consumed completely.

Cold Throw
The fragrance emitted from a candle when it is not burning.

Container Candle
Any candle poured directly into the container from which it will be burned, usually used for soy

Diameter - For soy it is usually the diameter of the jar Dye
Colorants that are used to give color to wax. This can be either liquid wax or wax chips

Essential Oil
An oil derived from a natural substance (plant material, flowers, leaves, wood, grass)

Fragrance Oil
A blend of synthetic and/or natural components used to create scented oil.

Hot Throw
The fragrance emitted from a candle when it is burning.

Melt Point
The temperature at which a wax will start to liquefy.

Melt Pool
The wax that liquefies as a candle burns.

Primed
Term used when referring to wicking; meaning coated with wax.

Relief Holes
Holes poked in candles to release air pockets that can form as wax cools to prepare for a second pour.

Repour
The action of filling the cavity left after wax has completely cooled to make the top of the candle level.

Scent Load
Amount of fragrance a wax will hold; usually stated in a percentage.

Scent Oil
See Fragrance oil

Scent Throw
The fragrance emitted by a candle.  (See also cold and hot throw)

Second Pour
See Repour

Single Pour Wax
A wax that does not shrink enough to require a second pour.

Sink Hole
Cavity that is formed when a wax hardens and contracts.

Tart/Melt
A small portion of scented wax used in a tart burner.  Can be made in various shapes, but is commonly a 2.5” diameter.

Tart Burner
A device that has a votive or tealight in a lower compartment with an open cupped area on top where a tart can be heated.

Triple Scent
Adding 1.5 ounces of fragrance per pound of wax.

Tunnelling
When a wick does not make a full melt pool in a candle leaving a ring of unmelted wax on the sides.

Votive Candle
A small candle measuring approximately 1.75” diameter and 2” tall and requires burning in a votive holder; designed to liquefy completely

Wet Spots
An area where wax has pulled away from parts of a container leaving spots; a common problem with container candles. 

Wick
Material that delivers fuel to the flame in a candle.

Wick Bar/ Wick Centering Stick 
A small metal bar used when making candles to stabilise a wick at the top of a candle

Wick Tab
A flat metal disc with a small hole in the center for a wick; holds the wick at the bottom of a candle.