Multiple choice

Which of the following is not a use of HCl?

  1. Calico printing

  2. Tanning industry

  3. As an anesthesia

  4. For extraction of glue from animals tissue and bones

  5. In the preparation of Aqua-regia

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

HCl is not used as an anesthesia.