31.   He first made his mark in polio, enabling vaccines to be used throughout the world without the need for freezers by adding a preservative, magnesium chloride.

32.   He is proposing a change to allow the funds to be used throughout the city on parking projects in a list to be developed on priorities.

33.   He wore his hallmark natty gray suit and the plain black tie he has used throughout the decades of newscasts.

34.   His doctor immediately put him on lithium, which was being used throughout Europe.

35.   Insulation blankets are used throughout modern airliners, including the electronics bay.

36.   Interest has been renewed by more stability in European currency markets and greater faith the Ecu will become the single currency used throughout Europe.

37.   It incorporates the techniques he used throughout his career, including forging, welding, fabricating and the incorporation of found objects.

38.   It is less corrosive to the roads and passing cars than sodium chloride, which is used throughout the rest of the state, Hoffman said.

39.   It was used throughout World War II as an ingredient of many kinds of munitions.

40.   It is used throughout China and Vietnam, particularly in long-simmered dishes.