- Dihydrogen monoxide. Colorless, odorless, found in every body of water on Earth. Perfect for covert operations. It's water.
- Sodium chloride. Crystalline, conducts electricity when dissolved, in every kitchen. It's salt.
- Acetic acid. Pungent, corrosive, a product of fermentation. It's vinegar.
- Sucrose. Triggers dopamine and cravings. A mind-control agent. It's sugar.
- Caffeine. Enhances alertness and focus. Clearly for spies. It's coffee.
- Ethanol. Lowers inhibitions, alters perception. It's alcohol. Maybe don't search it at 3 a.m.
- Carbon dioxide. Linked to climate change and asphyxiation. You're making some right now.
- Lactic acid. Causes fatigue and soreness. It's your legs after stairs.
- Ascorbic acid. Boosts the immune system, which some find suspicious. It's vitamin C.
- Hydrogen peroxide. Cleans cuts, bleaches hair, terrifies the paranoid. It's in your bathroom cabinet.
Googling these will not put you on a watch list. GNN, having googled all ten for this article, will let you know.