Question

. __________________ : Removing natural colours : : Graphite : Dry lubricant

Answer 1

Answer:

Graphite

Graphite is a solid lubricant relating to the class of Inorganic lubricants with lamellar structure, which also includes molybdenum disulphide, boron nitride and some other sulphides, selenides and tellurides (chalcogenides) of molybdenum, tungsten, niobium, tantalum and titanium

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