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P. Vasudevan
's Polls
Which of the following is used in pencils?
Which of the following is used in pencils?
A. Graphite B. Silicon C. Charcoal D. Phosphorous
3 votes (100%)
A. Graphite B. Silicon C. Charcoal D. Phosphorous
a)Silicon b)Graphite c)charcoal d)Phosphorous
0 votes (0%)
a)Silicon b)Graphite c)charcoal d)Phosphorous
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3 votes
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Wolmal
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