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View Diary: 10 Reasons to Oppose the Keystone XL Pipeline (35 comments)

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  •  Petcoke is mostly carbon with (0+ / 0-)

    lesser amounts of sulfur (about 3-4%) and a variety of metals, some toxic and some not, which will generally be present in petcoke at concentrations well under 1%.

    The toxicants present in petcoke will be roughly similar to the toxic constituents of eastern high sulfur, high chlorine coal.

    A portion of Petcoke dust is considered as PM-10 and PM-2.5.   Here in Michigan, petcoke dust is not a toxic air contaminant as defined by Michigan's air toxics rules.

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