Last seen in:
- L.A. Times Daily - Apr 6 2023
- L.A. Times Daily - Dec 31 2020
- The Washington Post - Dec 31 2020
- L.A. Times Daily - Oct 2 2018
- The Washington Post - Oct 2 2018
- L.A. Times Daily - May 16 2018
- The Washington Post - May 16 2018
- L.A. Times Daily - Oct 31 2017
- The Washington Post - Oct 31 2017
- L.A. Times Daily - Jun 29 2015
Related Clues:
- Sulfuric ___
- Nitric ___
- Etching stuff
- It's not basic
- Need for 41-Across
- Biological food processor
- Liquid that can eat through metal
- ___ rock
- Some take it for trips
- Sulfuric, for one
- 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