“Based on the Central Institute of Mining and Fuel Research's calculation of the average concentrations of these elements in Indian coal (Banerjee et al 2000), we can estimate that about 1.9 metric tonnes of chromium (Cr), 4.2 tonnes of lead (Pb), 1.4 tonnes of arsenic (As), 1 tonne of nickel (Ni), and 0.1 tonne of mercury (Hg) are released into the environment from the coal每天在Singrauli烧毁。”
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