Multiple choice general knowledge science & technology

The old LIFEBUOY soaps had a strong characteristic smell.. This smell was due to the presence of which ACID in the soap?

  1. Stearic Acid

  2. Benzoic Acid

  3. Carbolic Acid

  4. Carbonic Acid
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The characteristic strong medicinal smell of old Lifebuoy soaps was due to carbolic acid (phenol). Carbolic acid was added for its disinfectant and antiseptic properties. Lifebuoy was marketed as a health soap, and the phenol content gave it the distinct smell that many people remember.

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