Related Clues:

• Sour-tasting substance
• Carbolic and sulphuric ender
• Base neutralizer
• Scathing
• Target of milk of magnesia
• It turns litmus paper red
• The ''A'' in DNA
• Like lemon juice
• Agent for many a trip
• Carbolic ___
• Compound with a low pH
• Hydrochloric --
• Substance with a low pH
• Beginning to a bad rain?
• With a low pH