National inventory of sources and emissions of manganese (1972) / Pollution Data Analysis Division, Air Pollution Programs Branch, Air Pollution Control Directorate. : En42-15/75-6E-PDF

"Atmospheric emissions of manganese from various Canadian sources have been estimated for the year 1972. The data presented in this report are summarized in Table 1 and Figures 1 and 2. Total emissions of manganese to the atmosphere in 1972 are estimated at 6625 tons. The largest contributor is the ferroalloy industry which accounts for 62% of the total. Emissions from the primary iron and steel industry account for a further 37%. On a geographic basis Ontario accounts for 65% of total Canadian manganese emissions followed by Quebec with 23%"--Abstract.

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publications.gc.ca/pub?id=9.868655&sl=1

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