Manufacturing.
"The Antarctic Icecap is the largest supply of fresh water, representing nearly 2% of the world's total of fresh and salt water." Source: http://www.infoplease.com/ipa/A0004674.html
Australia's largest river, the Murray River, is especially important for South Australia's water supply.
The largest fresh water supply in the world is under the Midwest U.S. (NE, IA, MN, SD).
The Antarctic Icecap contains about 70% of the world's fresh water supply in the form of ice. This makes it the largest reserve of fresh water on Earth.
The largest component of the money supply is the checking account.
Algeria is the North African country with the largest supply of oil reserves.
Antarctica's ice sheet is the largest supply of fresh water in the world.
due to Municipal water supply malfunctions there may be improper water supply
Canada
Libya has the largest supply of oil reserves in North Africa. It is estimated to hold the largest proven oil reserves in Africa.
Supply coming from water source is a water service line.