Solution clears the view (VIDEO) Princeton University, Engineering School This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption When researchers added an aqueous solution of ammonium thiocyanate, it cleared the distortion caused by the borosilicate glass beads and allowed for a clear view of the hydrogel. Video by Datta et al/Princeton University Credit Datta et al/Princeton University Usage Restrictions non-commercial use License Licensed 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.