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.
BP Oil Spill Damages to Stretch Insurance Coverage. BP and its partners on the Deepwater Horizon oil rig do not have enough insurance to cover the potential damages sought in litigation so far, according to an analysis by insurance information provider Advisen. Advisen maintains a database tracking significant lawsuits filed against companies and their directors and officers.