11.   An outer cylinder of platinum was used as the anode, with a rod of palladium on its axis as the cathode.

12.   And the smell of excrement, used as fertilizer, permeated the air.

13.   And they are not used as arguments to deny the national unity of each of the countries concerned.

14.   Another widespread practice consists in striking the hands against other parts of the body, used directly as resonators.

15.   Antimatter, it turns out, is real, nonfiction stuff, but too rare to be used directly as rocket fuel.

16.   Any of these could be used as rollers but only the circle has a constant centre, permitting a hub.

17.   As a result, he is using it as an opportunity to help find a paying job as a senior executive.

18.   As audience he used occasionally to come to my poetry readings in the seventies and eighties.