31.   She opened a cabinet, were endotracheal tubes sat high on a shelf.

32.   Single-walled tubes will be able to heal minor damage to themselves, Smalley said.

33.   The best friend of children who want to skip school, these fragile glass tubes are easily broken.

34.   The computer industry advertises the diagonal size of the picture tube, but the tube is set inside a frame that reduces the image.

35.   The entire tube is flexible and is designed to have plenty of give at both ends should the earth move.

36.   The extra tubes of mascara are worth every cent.

37.   The family decided there would be no tube.

38.   The glass tubes in question are familiar to almost anyone who has ever had a blood test.

39.   The long metal tubes were life-support systems for those whose chest muscles had become paralyzed by the virus.

40.   The nearest tube is Ealing Broadway.