51.   The visiting locomotives will progressively arrive during the Steam Festival and after a test run will be used on weekend passenger services.

52.   Their seduction had long been used on men of the cloth, often with rewarding results for the cook.

53.   Then came that great morning when the newly made electron microscope had been used on polio slides.

54.   They add considerably to the tone of the tuba, however, when used on their low notes.

55.   They can be used on Sega hardware but are half the price.

56.   Timber used on building sites for construction purposes such as shuttering and formers is usually discarded - often just burnt.

57.   To be effective, it needs to be used on a regular basis.

58.   Used on their own as a research method they have limitations but, within these, much can be achieved.

59.   When the FDA approved fenfluramine and phentermine, the agency recommended that both drugs be used only on a short-term basis.