| 41. | They swam up to the inverted floor and clung to pipes.
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| 42. | He and other riders were beaten over the heads with pipes.
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| 43. | And then, a pipe bomb exploded in Centennial Olympic Park.
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| 44. | This is an ideal choice for hot and cold supply pipes.
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| 45. | Most plastic pipe is pieced together using straight sections and fittings.
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| 46. | They reach the surface in narrow volcanic tubes, called pipes.
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| 47. | Black powder was used in the pipe bomb at the Olympics.
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| 48. | They form in deep pipes at very high pressure and temperature.
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| 49. | In some instances the primary receiver is just a pipe dream.
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| 50. | Such oversights include reviewing operators'qualifications or checking distribution pipes.
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