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.
1. REFERENCE DOSE (RfD): DESCRIPTION AND USE IN HEALTH RISK ASSESSMENTS. 1.1. INTRODUCTION. This concept paper describes the U.S. Environmental Protection Agency's (U.S. EPA) principal approach to and rationale for assessing risk for health effects other than cancer and gene mutations from chronic chemical exposure.
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.