Related Clues:

• It may have been dropped at Woodstock
• Zantac target
• ___ wash jeans
• Substance with pH of less than 7
• What lemon adds to a dish, in food lingo
• Vinegar, essentially
• See 9 Across
• The 'A' in RNA
• Caustic electronic mouse, maybe
• Parietal cell secretion
• A cut is nasty, cut initially stinging
• Liquid that burns
• Drug discovered in Balzac idyll
• Kind of rain or test
• Energy used by squirrel, possibly, eating away