The primary purpose of this document is to identify for the Federal Government environmental, health, and safety (EHS) research and information needs related to understanding and management of potential risks of engineered nanoscale materials that may be used, for example, in commercial or consumer products, medical treatments, environmental applications, and research. This document will be used by the National Science and Technology Council's (NSTC's) Nanoscale Science, Engineering, and Technology (NSET) ...