Precursor Materials (image) Georgia Institute of Technology Research News Share Print E-Mail Caption Georgia Tech researcher Jason Nadler poses with materials used to form copper structures that are precursors to explosive compounds. The materials, formed on chips, are being used to improve detonators used by the US Navy. Credit Gary Meek Usage Restrictions None 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.