Materials and Construction
Thermometer bulb & capillary in case of mercury filled pressure spring expansion thermometer is normally made of __________ as mercury does not amalgamate with it.

Copper
Monel
Stainless steel
Copper alloys

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Materials and Construction
Monel alloy is

Not suitable for making kitchen utensils
Not used in cast and wrought forms
The costliest of all the alloys of nickel
Used for making steam valves and turbine blades as it resists steam attack at high temperature

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