Multiple choice

Which of the following substances is used in cleaning sink and sanitary wares?

  1. Nitric acid

  2. Sulphuric acid

  3. Hydrochloric acid

  4. Magnesium hydroxide

  5. Calcium phosphate

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

Hydrochloric acid is used in cleaning kitchen sink and sanitary wares.