| 41. | Compressed briquettes can also be used as a fuel for starting fires or as an insulating material.
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| 42. | Steel-framed houses also need extra insulating material because steel conducts heat and cold far more readily than wood.
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| 43. | If the conductive paths ultimately bridge the insulating space, the result is catastrophic failure of the insulating material.
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| 44. | The quality of capacitors may vary considerably depending on their construction and the type of insulating materials used.
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| 45. | PCBs, which were banned by the federal government in 1977, were used as an insulating material in electric equipment.
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| 46. | The window had been covered with insulating material before the shutter was installed, and no one could look out.
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| 47. | Muscovite is in demand for the manufacture of fireproofing and insulating materials and to some extent as a lubricant.
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| 48. | Look between the joists for insulating materials; these may be in the form of insulation batts or loose fill.
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| 49. | Experts detected the presence of PCBs, polychlorinated biphenils, a toxic substance formerly used in insulating material, in the building.
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| 50. | They are made of flat galvanized sheet and are also lined with the same insulating material as the roof.
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