Tekcrete Application (IMAGE) The Nat Institute for Hometown Security Caption When sprayed on a balanced beam across a column, Tekcrete Fast set firmly within minutes. Credit Credit: Minova Inc. Usage Restrictions none 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.