It forms a dark-violet precipitate which dries to a greyish-violet powder.
In course of time it dries up, leaving nothing but a brown scale adhering to the bottom or side of the cell.
The sun dries the window too fast and causes more streaks.
The acacias and the Rosaceae yield their gums most abundantly when sickly and in an abnormal state, caused by a fulness of sap in the young tissues, whereby the new cells are softened and finally disorganized; the cavities thus formed fill with liquid, which exudes, dries and constitutes the gum.
Glitter Spray dries very quickly and is permanent.