Table 1.
Constituent message components
| Constituent | Found-in | Health effect |
|---|---|---|
| “Cigarette smoke has ...” | “This is ...” | “This causes ...” |
| Ammonia | found in fertilizer | permanent breathing problems |
| Acrolein | found in car exhaust | heart disease |
| Benzene | found in gasoline | heart disease |
| Crotonaldehyde | used to make insecticides | cancer |
| Formaldehyde | used to preserve dead bodies | cancer |
| Naphthalene | used to make toilet bowl deodorizers | permanent breathing problems |
Constituent messages with both strategies presented a found-in followed by the corresponding health effect in a single sentence