RT null T1 Collaborative Studies for Mercury Characterization in Coal and Coal Combustion Products, Republic of South Africa A1 United States Geological Survey, A1 United Nations Environment Programme, K1 mercury K1 coal K1 combustion K1 South Africa K1 data analysis YR 2014 FD 2014 LK https://wedocs.unep.org/handle/20.500.11822/31368 UL https://wedocs.unep.org/handle/20.500.11822/31368 NO The objective of this project is to provide technical information on the concentration of mercury and associated constituents such as trace elements and halogens in feed coals used in South African utilities. DS UN Environment Document Repository RD Sep 25, 2026