Abstract

Hydraulic fracturing technology (fracking), coupled with horizontal drilling, has facilitated exploitation of huge natural gas (gas) reserves in the Devonian-age Marcellus Shale Formation (Marcellus) of the Appalachian Basin. The most-efficient technique for stimulating Marcellus [...]

Abstract

The Pipeline Characterization Using Tracers (PCUT) technique uses conservative and partitioning, reactive or other interactive tracers to remotely determine the amount of contaminant within a run of piping or ductwork. The PCUT system was motivated by a method that has been successfully [...]

Abstract

Throughout the Department of Energy (DOE) complex there are many facilities that have been identified for Decontamination and Decommissioning (D&D). As processes are terminated or brought off-line, facilities are placed on the inactive list, and facility managers and site contractors [...]

Abstract

Aeronautical process globalization and the growth in number of composite materials suppliers have allowed the development of creativity since processes parametrization point of view as well as the use of ancillary materials that guarantee the product quality in the currently available [...]

Abstract

Lead is one of the most toxic heavy metals and its occupational exposure can generate plumbemia. For this reason, the objective of this investigation was to generate a baseline of lead concentrations in the blood of a group of battery factory workers in Guayaquil-Ecuador and of a [...]

Abstract

One of the main problems in Mexico is contamination by leachates that are produced in final waste disposal sites, since they are highly toxic and damage the biota. This research focuses on determining the characteristics of the leachate produced in the uncontrolled final disposal [...]