API PUBL 4709 pdf download

API PUBL 4709 pdf download Risk-Based Methodologies for Evaluating Petroleum Hydrocarbon Impacts at Oil and Natural Gas E&P Sites Regulatory and Scientific Affairs Department An understanding of the chemical, physical, and toxicological charac-teristics of crude oils,refined petroleum products,condensates,andE&P wastes is required for the effective application of risk-baseddecision-making. However,most of the available analyses of thesematerials will not support a rigorous assessment...