Icicles contain more salt (IMAGE) Universiteit van Amsterdam Caption When the icicles contained more salt (concentration in moles per litre) the ripples on the icicle became more clearly visible. (The salt moreover causes the icicle to be less transparent.) Credit UvA, Menno Demmenie Usage Restrictions UvA, Menno Demmenie License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.