If the crystal is of single color, the color should be evenly spread out. Also check the ingredients list for whole grains such as brown rice, barley, or oats. Hemp oil was once used help to make it paints, varnishes and to grease hosts. https://Www.digitaljournal.com/pr/news/press-advantage/contractors-state-license-center-launches-innovative-zoom-classes-for-future-contractors-in-los-angeles