Gram staining. Gram staining or Gram stain, also called Gram's method, is a method of staining used to differentiate bacterial species into two large groups (gram-positive and gram-negative). The name comes from the Danish bacteriologist Hans Christian Gram, who developed the technique.
Horizon Oil Sands. Horizon Oil Sands The Horizon Oil Sands project (or Horizon) is an oil sands mining and upgrading project. Horizon is 100% owned and operated by Canadian Natural Resources Limited.
In order for tar sands dilbit to reach Atlantic tidewater, another pipeline (the Portland/Montreal Pipe Line, which brings conventional oil from Portland, Maine to Montreal) would also have to be reversed. The Portland/Montreal Pipe Line is majority-owned by tar sands producers Imperial Oil and Suncor.