71. Common house hold glass (i.e., soda-lime glass) is a/an __________ material.
72. In SO3 absorber (Contact Process), packing material used is of
73. To improve the machinability of steel, it is generally subjected to
74. In hot wire aneomometer used for gas flow measurement, the wire is normally made of
75. A magnetic material becomes __________ above the Curie temperature.
76. Hydrochloric acid is __________ corrosive to common metals.
77. Nickel base alloys with __________ are known as monel metal.
78. The high expansion metal normally used in the bimetallic thermometer is __________ temperature measurement.
79. A metallic alloy in which one of the constituent metal is __________ , is called an amalgam.
80. The process of heating the cold pressed metallic powder is called __________ in powder metallurgy.
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