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Related Clues:
- Etching solutions
- Play a disc produced by The Chemical Brothers presumably
- HCl and HF, for two
- Contents of some flasks
- Amino ___ (building blocks of proteins)
- They turn blue litmus paper red
- Amino and acetic
- Etchers' liquids
- They're not basic
- Sour-tasting stuff
- Low-pH solutions
- Lemon juice and vinegar, e.g
- Stomach __: digestive aids
- Strong or weak solutions in a lab
- Vinegar and lemon juice, chemically