(1) Joining the top and bottom of this rectangle produces a cylinder .

(2) The item was a metal cylinder , much like a hard steel tube.

(3) Pushing the piston higher into the cylinder compresses the air-fuel charge more tightly and produces more efficient combustion.

(4) The pressure within the cylinder had increased due to the heat.

(5) It was a tiny vase with a long neck, in the shape of a plain cylinder .

(6) Form the marzipan into a cylinder the same length as the stollen dough.

(7) The shinai is approximately four feet in length and is made of four carefully formed bamboo slats bound together to form hollow cylinder .

(8) The worshipers light incense sticks, kneel before the main altar, make a wish, and shake a bamboo cylinder containing fortune sticks until one falls out.

(9) In a diesel engine a fuel air mixture is injected into a cylinder where it is compressed by a piston.

(10) Patrick had the small metal cylinder clipped on his belt.

(11) The fire started in the 20-metre by 10-metre workshop which contained a cylinder of hazardous acetylene.

(12) When a cylinder fires, the piston rod is at an angle and can immediately turn the crankshaft via the cam at the end of the pivoting arm.

(13) Smoke has started to filter out of the evenly spaced holes along one side of the cylinder .

(14) A barrel-organ contains a pin-studded cylinder turned by a handle - the pins open pipes to act upon the keys as the handle is turned.

(15) The emergency situation was sparked after a fire broke out in a shed in the back garden of a Portchester house where there was a 4ft cylinder containing oxyacetylene gas.

(16) The force of the resulting explosion pushes the piston down the cylinder for the exhaust stroke.

(17) The cell body is actually a cylinder capped at both ends by hemispheres and the radius of the flagellum helix is smaller than that of the cell body.

(18) Think of a cylinder and a piston in an old steam engine.

(19) Automatic pressure regulators are often used to lower gas pressure in a cylinder to safe levels for a particular job.

(20) Simple geometrical arrangements such as an ellipsoid or a cylinder are often used to gauge the shape of particles such as micelles and proteins.