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.
Nevertheless, it is possible to track the Deepwater Horizon spilled oil. Components of the oil mixture have been found in ocean organisms, which indicates that they entered the food web, and oil has been found on the seafloor, where marine life such as corals were heavily affected.