Methylammonium Polyiodides (IMAGE) Lomonosov Moscow State University Caption Upon contact of two chemical agent powders at room temperature a viscous dark liquid is formed in a matter of seconds. This is methylammonium polyiodides. Credit Alexey Tarasov Usage Restrictions Credit: Alexey Tarasov 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.