Solved UPSC CDS/OTA Question
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Q · Mineralsmedium · 45s
Which mineral is used in making toothpaste?
TopicMinerals
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Both fluorite and calcite are used in toothpaste formulations. Fluorite provides fluorine for fluoride compounds that help prevent tooth decay, while calcite serves as a mild abrasive to help remove plaque and stains. These minerals must be processed into appropriate chemical forms and particle sizes to be safe and effective for oral care applications.
Final Answer: Option C - Both A and B