Résidu de distillation de la houille.
ETYM A variant of resin.
The hard, amber-colored resin left after distilling off the volatile oil of turpentine; colophony.
Resin applied to bows for stringed instruments.
Solid resin.
A resin, refined from distilled oil of turpentine. Used by makers of musical instruments and performers, it is applied to the hairs of the bow of a string instrument. By adding friction, it helps the strings to vibrate when the bow is drawn across them.