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Question

Which of the following is used in making printer ink, shoe polish, and black varnish?

A
Lamp black
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B
Bone black
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C
Carbon black
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D
None of the above
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Solution

The correct option is A Lamp black
Lampblack is a type of carbon black obtained from the soot of burned fat, oil, tar, or resin. Lampblack is a soft brownish or bluish-black pigment that is very stable and unaffected by light, acids, and alkalies. Lampblack is used for all these purposes. Carbon black is used in making tires. Bone black is used for the decolorization of sugar.

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