Skin and respiratory exposure to platinum group metals at two South African precious metals refineries
Sign Up to like & getrecommendations! Published in 2021 at "International Archives of Occupational and Environmental Health"
DOI: 10.1007/s00420-021-01666-2
Abstract: Platinum Group Metals (PGMs) are mined and refined together and have the potential to elicit adverse respiratory and skin health effects. The aim of this study was to investigate the simultaneous skin and respiratory exposure… read more here.
Keywords: skin respiratory; soluble pgms; respiratory exposure; exposure ... See more keywords
Recovery of Precious Metals (Au, Ag, Pt, and Pd) from Urban Mining Through Copper Smelting
Sign Up to like & getrecommendations! Published in 2020 at "Metallurgical and Materials Transactions B"
DOI: 10.1007/s11663-020-01861-5
Abstract: With the aim of investigating deportments of precious metals in pyrometallurgical processing of waste electrical and electronic equipment, the distributions of selected precious metals (gold, silver, platinum, and palladium) between copper matte and three different… read more here.
Keywords: feo sio; copper; platinum palladium; matte ... See more keywords
Adsorptive recovery of precious metals from aqueous solution using nanomaterials – A critical review
Sign Up to like & getrecommendations! Published in 2021 at "Coordination Chemistry Reviews"
DOI: 10.1016/j.ccr.2021.214072
Abstract: Abstract The efficient recovery of precious metals (PMs) from aqueous solution or wastewater is a hot issue from both economic and environmental perspectives. In the past few years, nanomaterials have been applied in the capture… read more here.
Keywords: precious metals; nano; recovery precious; aqueous solution ... See more keywords
Precious metals recovery from waste printed circuit boards using thiosulfate leaching and ion exchange resin
Sign Up to like & getrecommendations! Published in 2019 at "Hydrometallurgy"
DOI: 10.1016/j.hydromet.2019.03.004
Abstract: Abstract Precious metals recovery from secondary sources is a novel alternative since they hold higher contents of several metals than average ores. In this research gold and silver were recovered from Waste Printed Circuit Boards… read more here.
Keywords: metals recovery; precious metals; copper; ion exchange ... See more keywords
Spillovers and connectedness between major precious metals and major currency markets: The role of frequency factor
Sign Up to like & getrecommendations! Published in 2021 at "International Review of Financial Analysis"
DOI: 10.1016/j.irfa.2021.101672
Abstract: Abstract We examine the volatility spillovers and hedging characteristics between four major precious metals futures (gold, palladium, platinum, and silver) and seven major currencies (Australian dollar, British pound, Canadian dollar, Chinese yuan, Euro, Japanese yen,… read more here.
Keywords: precious metals; time; currency; term ... See more keywords
High-resolution continuum source graphite furnace atomic absorption spectrometry determination of ecotoxic and precious metals in printed circuit boards of waste mobile phones after selective sorption
Sign Up to like & getrecommendations! Published in 2020 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2019.103623
Abstract: Abstract Waste printed circuit boards (PCBs) contain high amounts of valuable precious metals (PMs) as well as ecotoxic elements (TE). Recycling waste PCBs enables the recovery of precious metals minimize harm to the environment caused… read more here.
Keywords: mobile phones; determination; circuit boards; waste mobile ... See more keywords
Biosorpion for sustainable recovery of precious metals from wastewater
Sign Up to like & getrecommendations! Published in 2020 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2020.103996
Abstract: Abstract The state of the art of biosorption for application in precious metals recovery in recent years is presented in the current work. Precious metals including Au, Ag, Pd, Pt, etc. have increasing applications in… read more here.
Keywords: recovery; biosorpion sustainable; sustainable recovery; metals wastewater ... See more keywords
Heat evolution and energy analysis of cyanide bioproduction by a cyanogenic microorganism with the potential for bioleaching of precious metals.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2019.05.051
Abstract: Precious metals were lost in the current technologies of recovering waste printed circuit boards (WPCBs). Microbe-produced cyanide is considered as an important lixiviant in bioleaching of precious metals from WPCBs. Enhancing cyanide production is the… read more here.
Keywords: precious metals; heat; glycine anion; cyanide ... See more keywords
Dynamics and causality in distribution between spot and future precious metals: A copula approach
Sign Up to like & getrecommendations! Published in 2020 at "Resources Policy"
DOI: 10.1016/j.resourpol.2020.101645
Abstract: Abstract This paper examines the dependence structure and the Granger causality in distribution (GCD) between spot and future returns of precious metals (gold, silver, and platinum) via copula modelling. This study considers the evidence on… read more here.
Keywords: spot future; spot; causality distribution; precious metals ... See more keywords
What do we know about the inflation-hedging property of precious metals in Africa? The case of leading producers of the commodities
Sign Up to like & getrecommendations! Published in 2021 at "Resources Policy"
DOI: 10.1016/j.resourpol.2021.102120
Abstract: Abstract Against the limited evidence of inflation-hedging potential of precious metals in Africa, this study examines the possibility of the four most popular and globally traded precious metals, namely gold, platinum, silver and palladium, in… read more here.
Keywords: know inflation; precious metals; inflation risks; metals africa ... See more keywords
Energy, agriculture, and precious metals: Evidence from time-varying Granger causal relationships for both return and volatility
Sign Up to like & getrecommendations! Published in 2021 at "Resources Policy"
DOI: 10.1016/j.resourpol.2021.102298
Abstract: Abstract The existing literature on the Granger causality between various commodity sector (energy, agriculture, and precious metals) indices remains limited in several aspects such as the long length of the sample period, time-variation in the… read more here.
Keywords: precious metals; time; granger; volatility ... See more keywords