Panama was the world's largest flag state for oil tankers, with 528 of the vessels in its registry. Six other flag states had more than 200 registered oil tankers: Liberia (464), Singapore (355), China (252), Russia (250), the Marshall Islands (234) and the Bahamas (209).
Think about in this way the country selling to a country far way the would use a oil supertankers. In 2006 Saudi Arabia was the top producer in oil, they sent oil to places in the U.S.A so of course the would use the supertankers. Just look at the stats or info on recent exports and imports and you can estimate what they would use.
Through pipelines and with tankers and supertankers
by supertankers
all countries use oil stoves, cars, fires.
No, crude oil is transported into the US via pipelines or by massive oil tankers also known as "supertankers."
All countries want oil because all countries use oil as a fuel source
Because the world's primary energy source is oil, and the majority of the world's oil must be transported through the Persian Gulf on supertankers.
because they can explode
Oil.
US at about 20,000,000 barrels of oil daily.
Is the countries who have the oil deposit.
South Africa uses Yen to buy oil
They used oil resources.