Petroleum coke protest campaign launched in Detroit | Windsor Star - 0 views
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The petroleum coke a few months ago started to be produced in greater amounts at the nearby Marathon refinery in Detroit. The refinery completed a massive $2-billion facility upgrade last fall allowing it for the first time to process heavy Canadian crude oil brought in by pipeline from the Alberta oil sands.
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Although not officially listed as a toxic or hazardous product, petcoke can contain heavy metals or sulphur found inside oil sands crude, according to experts.
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MDEQ officials have continued to keep a watch on the petroleum coke, focusing of late on how the oil byproduct is being loaded on to freighters since the shipping season began about 10 days ago.
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