Smoothing the Way (video) Wyss Institute for Biologically Inspired Engineering at Harvard Share Print E-Mail Loading video... Caption The SLIPS coating makes glass so slippery that droplets of liquids slip off quickly even at a shallow angle. Here, from top to bottom, a droplet of octane, an ingredient of gasoline, rolls off a watch glass in just one second. Credit Nicolas Vogel, Wyss Institute. Usage Restrictions Credit: Nicolas Vogel, Wyss Institute. Share Print E-Mail 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.