31.   Normal pressure inside the Mir was soon restored with the help of oxygen canisters.

32.   One woman was slightly hurt when an oxygen canister fell on her head in a hospital, the Anatolia news agency reported.

33.   Shortly after the Russian team arrived in February, an oxygen canister burst into flames, filling the station with thick smoke.

34.   The ambulance driver said an oxygen canister inside exploded.

35.   The crew has a two-month supply of oxygen canisters, which are used when the oxygen-generating system goes down.

36.   The existing oxygen supply is good for several days, and there are also backup oxygen canisters if needed.

37.   The driver said an oxygen canister inside the vehicle exploded.

38.   The existing oxygen supply is good for several days, and the crew also has a two-month supply of oxygen canisters if needed.

39.   The two Russians and one American on board were using oxygen canisters for the second straight day Tuesday, according to the U.S. space agency NASA.

40.   They said the Mir crew had been using oxygen canisters since Monday.