Cases of word usage

1) a thin tube through which liquid in the body flows; a tube, outlet, for air (e.g. in a plane) (duct)

2) a tube wide at the top and narrow at the bottom, used for pouring liquids or powders through small openings; a tall outlet for smoke on a ship, railway engine etc (funnel)

3) any kind of weapon that sends shells or bullets from a metal tube (gun)

4) a tube through which liquids or gases can flow (pipe)

5) a thin tube for small quantities of liquid, especially used in chemistry (pipette)

6) (in an engine) a round, short piece of metal fitting closely inside a tube in which it moves to cause motion (piston)

7) something made into the shape of a tube by being rolled; (to cause a person, thing) to move (along) by turning over and over (roll)

8) (a section of) chopped up meat etc in a casing or tube of thin skin (sausage)

9) dry cut stalks of wheat, barley, rice and other grains, used as material for making mats, bedding for cattle etc; a thin tube of paper or plastic, used for sucking up liquid (straw)

10) material in the form of a tube (tubing)