But by yesterday, after six days in the air, the balloon had only about a two-day supply left.

Tension had been high while the stalled spacecraft orbited the earth Tuesday because it held only a two-day supply of oxygen.

Equipped with only a two-day supply of oxygen, the crew made a second aborted attempt at landing and finally succeeded the third time.

Some pantries say they have cut back on the size of their food packages from a three-day to a two-day supply.

"I'm sure the military has more than a one- or two-day supply," he said.

He also pushed to require operators to provide no less than a two-day supply of oxygen for trapped miners.

There is only a two-day supply of vitamins, even at a price 11 times higher than a year ago.

That meant we had a two-day supply.

Last week, inventories increased to a 3- to 5-day supply in most areas, but some still had only a two-day supply as of Friday.

For instance, Gaza is reported to have only a two-day supply of gasoline left.