Q.

Commercial Vaseline is derived from -

A. plant gums
B. coal tar
C. wool wax
D. petroleum
Answer» D. petroleum
Explanation: Vaseline is a brand of petroleum jelly based products owned by Anglo-Dutch company Unilever. While Vaseline can be used as a lubricant, it is also a useful moisture insulator for local skin conditions characterized by tissue dehydration. Vaseline helps protect minor cuts and burns.
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