Related Clues:

• Substance that turns litmus paper red
• Nitric or citric?
• Base opposite
• It's dangerous to trip on it
• Metal-eating liquid
• The "A" of DNA
• It has a sour or sharp taste
• Essential fatty __
• Very harsh, as comments
• You'll trip on it if you drop it
• "He'd be a broader guy if he had dropped ___ once": Steve Jobs on Bill Gates
• "Salt Fat ___ Heat" (popular cookbook)
• Drop it!
• Bitter that 1 may have consumed in the Sixties
• "Salt Fat __ Heat": Samin Nosrat cookbook