| 100% | DDT | 3 | Chemical used to fight malaria |
| 67% | DDT | 3 | Chemical used to control malaria in the Second World War |
| 55% | ALUM | 4 | Chemical used to cure animal skins |
| 55% | CHLORINE | 8 | Chemical used to clean pool water |
| 55% | PEROXIDE | 8 | Chemical used to lighten, bleach hair |
| 55% | DYES | 4 | Chemicals used to change hair color |
| 54% | CHLORINE | 8 | Chemical used to keep a pool clean |
| 53% | BLEACH | 6 | Chemical used to brighten whites in the laundry |
| 53% | LYE | 3 | Harsh chemical used to make soap |
| 53% | ARSENIC | 7 | Poisonous chemical used to kill weeds |
| 53% | LYE | 3 | Caustic chemical used to clean ovens |
| 53% | GLYCERIN | 8 | Humectant chemical used to moisturize skin |
| 53% | BTWELVE | 7 | Vitamin used to fight Alzheimer's |
| 52% | LYE | 3 | Strong chemical used to make cleaning products |
| 52% | RICO | 4 | Law used to fight organized crime, acronymically |
| 52% | LDOPA | 5 | Amino acid used to fight Parkinson's |
| 52% | QUININE | 7 | Medication used to treat malaria |
| 51% | COLOSSEUM | 9 | Rome touristic arena where gladiators used to fight |
| 51% | PALMETTO | 8 | Saw __, fruit extract used to fight hair loss |
| 50% | CADMIUM | 7 | Toxic chemical used to make warm toned oil paints |
| 50% | FLUORIDE | 8 | Chemical used in water to strengthen teeth |
| 47% | CATALYST | 8 | Substance used to make a chemical reaction faster |
| 47% | BENZENE | 7 | It's used to make chemicals and dyes |
| 47% | BLEACHING | 9 | Using chemicals to make something whiter |
| 46% | TESTTUBE | 8 | Narrow glass vessel used to heat chemicals in labs |
| 46% | COLLISIONTHEORY | 15 | What scientists use to predict the rates of chemical reactions |
| 45% | CINCHONA | 8 | Medicinal plant used to cure malaria |
| 44% | ETCHING | 7 | Printmaking craft, uses chemicals to cut designs |
| 44% | COBALT | 6 | Chemical element used to make vivid blue glass |
| 42% | BLEACHING | 9 | Using a chemical agent to make clothes whiter |