11.   In theory, the buyer could ask the seller to have a test carried out.

12.   Strict safety tests are carried out on food additives.

13.   Before the building of the pierheads and bridges commenced, tests were carried out in the Solway Firth.

14.   Humiliating medical and literacy tests are carried out in recruitment centres.

15.   Tests are being carried out to assess the commercial value of the engineered strain.

16.   When the Kruskall-Wallis test disclosed a significant p value, the Mann-Whitney U test was carried out in order to detect where the differences occur.

17.   This test was carried out on six patients with peritonitis, and the severity of bacterial peritonitis was expressed quantitatively.

18.   The exercise was given added spice when pupils carried out their tests on a site visit to a real medieval castle where such machines would have been used.

19.   Where the manufacturer has issued a warning that tests should be carried out before use, it is reasonable to expect an examination.

20.   Tests were carried out but it was decided to operate before the results of the tests were known.