If you are making creams or lotions you may choose castor oil, grape seed oil or Vitamin E oil for a fixative.
The heavier the surface texture the more pastel can be applied before you need fixative to hold it on.
Some people find that using a denture fixative in the early stages gives them extra security.
Please bring dry pastel, charcoal and compressed charcoal, pencils, eraser, putty rubber, fixative or hairspray.
The root differs from the shoot in the characters of its surface tissues, in the absence of the green assimilative pigment chlorophyll, in the arrangement of its vascular system and in the mode of growth at the apex, all features which are in direct relation to its normally subterranean life and its fixative and absorptive functions.