71.   Black smoke billowed into the halls.

72.   Black smoke from burning tires mingled with the white smoke from volleys of tear gas fired by the Israelis.

73.   Both towers partly disappeared behind thick clouds of dark smoke, then the top floors of the south tower began to fall, leaving only black smoke.

74.   A cloud of black smoke was surging toward them, obscuring everything from the ceiling to a foot from the old wooden floor.

75.   A half-century before black smoke rose above the Branch Davidian compound near Waco, Texas, little boys sent fan mail to J. Edgar Hoover.

76.   A large oil refinery not far from Izmit exploded and burned uncontrollably for hours, pouring black smoke over the area.

77.   A huge crane belches black smoke.

78.   A minute afterwards, black smoke started to pour out of the windows where the lamps had burned.

79.   A large black mushroom of black smoke rose above one of the buildings, which was then consumed in flames, she said.

80.   A pall of black smoke hangs over everything.