51.   Direct-vented fireplaces are self-enclosed boxes that draw their air from outside the house through a small plastic pipe.

52.   Departing low pressure in the Canadian Maritimes will draw drier air into New England on Thursday, but clouds will persist over the hilly terrain.

53.   Felix gave the appearance of having an eye because dry, continental air was drawn into its center, evaporating clouds.

54.   Fido draws air through tiny glass tubes coated with a fluorescent polymer, developed by Swager, that binds to DNT, TNT and related molecules.

55.   Flip the switch on the fan housing to reverse the direction of the fan blades so they draw air up.

56.   Fresh air is continuously drawn to the wick, replenishing the oxygen needed for the fire even as soot and inhibiting wastes are carried up and away.

57.   Gusty winds from the northwest will continue to draw chilly air from eastern Canada into the Northeastern States.

58.   Gusty winds from the Southwest ahead of a cold front will draw warmer air into the northeastern states on Monday.

59.   He devised a way not only to cool the air, but also to regulate its humidity by drawing air through a fine spray of water.

60.   High pressure will strengthen over the western Atlantic, and its broad circulation will draw tropical air into the eastern half of the nation.