this study was conducted to identify emission characteristics of certain hazardous substancescontained in the plastic of used home electrical and electronic appliances keeping in view compliance with therestriction of hazardous substances (rohs) directive and to estimate the possibility of safe recyclingpractices. according to the results, the concentration of cadmium, lead, mercury and chromiu...

Bi-Objective Modelling for Hazardous Materials Road-Rail Multimodal Routing Problem with Railway Schedule-Based Space-Time Constraints.[...].

the current study is focused on determination of the accumulation rate of cadmium (cd) and lead (pb) in the liver and muscle tissues of the caspian kutum fish. specimens were collected randomly from twelve stations in mazandaran province, the caspian sea basin, between october 2009 and march 2010. fork length, weight and length-weight relationship of samples were measured. one-way analysis of v...

Critics often claim that transportation accident investigations focus on finding someone to blame at the expense of deeper inquiries into the organizational factors that may have contributed to the accidents. Our independent analysis of the results of major National Transportation Safety Board investigations into aviation, marine, rail, highway, pipeline, and hazardous materials accidents refut...

The environmental problems of the United States and the European nations have generated a dynamic body of literature in legal and economic research. One of the most significant branches of this research has been the analysis of strict liability versus ex post negligence standards, and the sharing of damages under each regime, when the level of prospective environmental damages can be estimated ...