1.   The stones are polished in a rotating drum full of abrasive powder.

2.   In the Zartmann experiment a narrow beam of vaporised metal atoms is directed at a rotating cylindrical drum.

3.   Any ball is as likely as the next to fall to the bottom of a rotating drum, roll down a tube and transform a tramp into a Trump.

4.   A ball mill is a large rotating drum used to pulverize ore.

5.   A fan pulls in air and circulates it past a heating unit, either electric or gas, into a rotating drum holding the clothes.

6.   In drum braking systems, a shoe mechanism is pressed against the inner surface of a cylinder of a rotating drum, also creating friction that slows the vehicle.

7.   It had a distinctive look, with two knobby rotating drums that contained capacitors.

8.   It will use a rotating drum, or retort, to heat the rock and condense the oil vapor.

9.   Pictures were clamped to a rotating drum and scanned by a beam of light.

10.   Rotating drum bins make it especially easy to stir ingredients.