Direct Push (IMAGE) Helmholtz Association Caption This shows two employees of the UFZ in the study of groundwater, using direct push technology. This is one of several technologies that allow, in combination, contaminated sites to explore more effective and to save costs. Credit Photo: André Künzelmann / UFZ 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.