Over-use will cause the candle to mottle. Vybar will harden the wax, impart a creamy texture to the wax and help with scent throw. It also helps to combine the scent and the wax to give a better scent throw and reduces mottling and tiny air bubbles. Adding too much vybar can bind the fragrance, giving a poor or non existant scent throw. Recommended amount is between tsp.
Luster crystals A manmade wax polymer.
Your colours will come out brighter, your candle will burn longer, and the wax will be opaque. Great for making white candles. Clear Crystals Clear crystals are another polymer that hardens the wax like luster crystals but makes the wax more transparent for a glowing effect Plastic additives These additives are used to give a transparent effect to hurricane and embedded candles whilst hardening the wax due to their high melt point. Plastic additives require heating over a direct heat source before adding to the correct temperature wax. There are many grades of microcrystaline wax that are used for different purposes.