11.   Strangest of all were snakelike creatures that stood upright in long tubes, massed in dense thickets.

12.   Such a long tube gives sound waves lots of room to enlarge.

13.   The air unit is attached to a long tube which runs into a mask the patient puts on before going to sleep, he said.

14.   The closet auger has a flexible steel snake that is partly contained in a long tube.

15.   The instruments enter the body through a long tube.

16.   But police later determined it was one long tube that split in half at the time of firing.

17.   The vitamin appears to work by preventing neural tube defects, which happen early in pregnancy when a long tube that will eventually become the spinal cord is forming.

18.   A blood sausage, known in Britain as a black or blood pudding, is a dark-coloured pork sausage that is usually made in a long tube.

19.   Using a wooden spool-like tool, they roll one piece after another into cones to form a long tube of connected cardboard.