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PTECH Pharmacognosy QUESTION #3644
Question 1
'Fixed Oils' differ from 'Volatile Oils' because fixed oils:
  • Can be saponified (made into soap)✔️
  • Evaporate at room temperature
  • Are always liquid
  • Do not contain fat
Correct Answer Explanation
Fixed oils are esters of fatty acids and glycerol; volatile oils are not.