Aladdin's ring was a preservative against every evil Gundoforus. No one could pass with poison the gate of Gundoforus. Nourgehan's
bracelet. When poison was present the stones of this bracelet
seemed agitated. Opals turn pale at the approach of poison.
ruffle their feathers at the sight of poison. Rhinoccros.
poison is put into a cup made of rhinoceros' horn, the liquid will
effervesce. Sign of the Cross
was supposed in the Middle Ages to
be a poison detector.
will shiver at the approach of poison. (See also
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894