An ERD (Entity Relationship Diagram) is a graphical representation of the data in rest within a system (e.g. a business, an organization, an application) that is subject to analysis.
The U.S. EPA established the Reference Dose (RfD) Work Group to address these concerns. In preparing this report, the RfD Work Group has drawn on traditional report on risk assessment (NRC, 1983), to more fully articulate the use of noncancer, nonmutagenic experimental data in reaching regulatory decisions about the significance of exposures to chemicals.
The EPA Moderated Transaction System (EMTS) was designed to allow companies to report and track transactions for Fuel Programs. Currently, there are two types of transactions that are reported in EMTS: Renewable Identification Number (RIN) transactions under the Renewable Fuel Standard.