Bitumen floats longer than expected, Natural Resources Canada research shows

To the question of whether diluted bitumen sinks or floats when it hits water, the short answer is it floats, most of the time, according to a growing body of research being compiled by Natural Resources Canada scientists.
Answering whether bitumen sinks or floats and how to clean it up are key concerns that have B.C. considering restrictions on increased shipments of the product through B.C. that put Kinder Morgan’s $7.4 billion Trans Mountain pipeline at risk.
Researcher Heather Det