| 100% | EMISSION | 8 | Release of carbon dioxide, for example |
| 64% | GAS | 3 | Carbon dioxide, for example |
| 63% | GASES | 5 | Oxygen and carbon dioxide, for example |
| 58% | CHEMICALS | 9 | Carbon dioxide and hydrogen gas, for example |
| 56% | TEA | 3 | Type of carbon dioxide laser often used for marking best before dates |
| 49% | TREE | 4 | Absorber of carbon dioxide |
| 43% | STATUE | 6 | Of Liberty, for example |
| 43% | DRYICE | 6 | Form of carbon dioxide that may go in a fog machine |
| 43% | REALALE | 7 | Beer stored in barrels and pumped without the use of carbon dioxide |
| 42% | SITCOM | 6 | "Sort Of," for example |
| 42% | PORTFOLIO | 9 | Large, flat carrying case for examples of artwork |
| 41% | POR | 3 | With 48-Down, for example, south of the border |
| 41% | GLOB | 4 | Lump of cream, for example |
| 41% | TILE | 4 | Piece of linoleum, for example |
| 41% | CARD | 4 | Three of clubs, for example |
| 41% | DOSE | 4 | Spoonful of medicine, for example |
| 41% | LAYERS | 6 | Coats of paint, for example |
| 41% | SWEDE | 5 | Citizen of Stockholm, for example |
| 41% | SOMALIANS | 9 | Natives of Mogadishu, for example |
| 41% | LIBERIANS | 9 | Natives of Monrovia, for example |
| 41% | CARD | 4 | Ace of hearts, for example |
| 41% | SERIES | 6 | Best of seven, for example |
| 41% | CARD | 4 | Queen of diamonds, for example |
| 41% | SCOT | 4 | Citizen of Glasgow, for example |
| 41% | OCTET | 5 | Row of pawns, for example |
| 41% | AROMA | 5 | Scent of perfume, for example |
| 41% | SAILMAKER | 9 | Manufacturer of spinnakers, for example |
| 41% | CARD | 4 | King of diamonds, for example |
| 41% | CARD | 4 | Jack of diamonds, for example |
| 41% | PILE | 4 | Mound of paperwork, for example |