Which of the following is used in the production of soap and glass?
A
Potassium carbonate
B
Lead oxide
C
Borax
D
Ferric oxide
Correct Option:
A
Explanation
Potassium carbonate (potash) has traditionally been used in making certain types of soap and glass. The word "potash" itself comes from an old method of extracting potassium salts from wood ash in pots.
