Rugged coastline of the West Coast Region of New Zealand. A coastline or a seashore is the area where land meets the sea or ocean, or a line that forms the boundary between the land and the ocean or a lake. A precise line that can be called a coastline cannot be determined due to the Coastline paradox. coastline or a seashore is the area where land meets the sea or ocean, or a line that forms the boundary between the land and the ocean or a lake.
Not to be confused with Drill bit. A dilbit is a bitumen (asphalt) diluted with one or more lighter petroleum products, typically natural-gas condensates such as naphtha. Diluting bitumen makes it much easier to transport, for example in pipelines.
In the event of a spill. Most of the pipeline will be underground, where petroleum can seep into surrounding soils and potentially groundwater. Dilbit is primarily composed of large hydrocarbons that will be trapped in surrounding soils and sediments.